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Airbags Airbags Document Transcript

  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 2007 RESTRAINTS Restraints - Santa Fe GENERAL GENERAL The supplemental restraint system (SRS) is designed to supplement the seat belt to help reduce the risk or severity of injury to the driver and passenger by activating and deploying the driver, passenger, side airbag and belt pre-tensioner in certain frontal or side collisions. The SRS (Airbag) consists of: a driver side airbag module located in the center of the steering wheel, which contains the folded cushion and an inflator unit; a passenger side airbag module located in the passenger side crash pad contains the folded cushion assembled with inflator unit; side airbag modules located in the front seat contain the folded cushion and an inflator unit; curtain airbag modules located inside of the headliner which contains folded cushions and inflator units. The impact sensing function of the SRSCM is carried out by electronic accelerometer that continuously measure the vehicle's acceleration and delivers a corresponding signal through amplifying and filtering circuitry to the microprocessor. SRSCM (SRS CONTROL MODULE) SRSCM will detect front impact with front impact sensor, and side impact with side impact sensor, and determine airbag module deployment. 1. DC/DC converter: DC/DC converter in power supply unit includes up/down transformer converter, and provide ignition voltage for 2 front airbag ignition circuits and the internal operation voltage of the SRSCM. If the internal operation voltage is below critical value setting, it will perform resetting. 2. Safety sensor: Safety sensor is located in airbag ignition circuit. Safety sensor will operate airbag circuit at any deployment condition and release airbag circuit safely at normal driving condition. Safety sensor is a double contact electro-mechanical switch that will close detecting deceleration above certain criteria. 3. Back up power supply: SRSCM has separate back up power supply, that will supply deployment energy instantly in low voltage condition or upon power failure by front crash. 4. Self diagnosis: SRSCM will constantly monitor current SRS operation status and detect system failure while vehicle power supply is on, system failure may be checked with trouble codes using scan tool. (HiScan) 5. Airbag warning lamp on: Upon detecting error, the module will transmit signal to SRSCM indicator lamp located at cluster. MIL lamp will indicate driver SRS error. Upon ignition key on, SRS lamp will turn on for about six seconds. 6. Trouble code registration: Upon error occurrence in system, SRSCM will store DTC corresponding to the error. DTC can be cleared only by Hi-Scan. However, if an internal fault code is logged or if a crash is recorded the fault clearing should not happen. 7. Self diagnostic connector: Data stored in SRSCM memory will be output to Hi-Scan or other external output devices through connector located below driver side crash pad. 8. Once airbag is deployed, SRSCM should not be used again but replaced. Microsoft Saturday, September 26, 2009 12:38:43 PM 12:39:00 Page 1 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 9. SRSCM will determine whether passenger put on seat belt by the signal from built-in switch in seat belt buckle, and deploy front seat airbag at each set crash speed. 10. Side airbag deployment will be determined by SRSCM that will detect satellite sensor impact signal upon side crash, irrespective to seat belt condition. SPECIFICATION RESISTANCE SPECIFICATION Item Driver Airbag (DAB) Passenger Airbag (PAB) Side Airbag (SAB) Curtain Airbag (CAB) Seat Belt Retractor Pretensioner (BPT) Resistance (ohms) 1.5 ~ 5.7 1.5 ~ 5.7 1.5 ~ 5.7 1.5 ~ 5.7 1.5 ~ 5.7 TIGHTENING TORQUES TIGHTENING TORQUES SPECIFICATION Item Driver Airbag (DAB) Passenger Airbag (PAB) Curtain Airbag (CAB) Side Airbag (SAB) Seat Belt Anchor Bolt (BPT) SRSCM Mounting Bolt Front Impact Sensor (FIS) Mounting Bolt Side Impact Sensor (SIS) Mounting Bolt kgf.m 0.8 ~ 1.1 Bolt : 1.9 ~ 2.7 Nut: 0.9 ~ 1.4 1.1 ~ 1.5 0.7 ~ 0.9 4.0 ~ 5.5 0.7 ~ 0.9 0.7 ~ 0.9 0.7 ~ 0.9 N.m 7.9 ~ 10.8 18.6 ~ 26.5 8.8 ~ 13.7 10.9 ~ 14.7 7.0 ~ 9.0 39.2 ~ 53.9 6.8 ~ 9.2 6.8 ~ 9.2 6.8 ~ 9.2 lb.ft 5.8 ~ 8.0 13.7 ~ 19.5 6.5 ~ 10.1 8.0 ~ 10.8 5.2 ~ 6.6 28.9 ~ 39.8 5.0 ~ 6.8 5.0 ~ 6.8 5.0 ~ 6.8 SPECIAL SERVICE TOOLS SPECIAL SERVICE TOOLS SPECIFICATION Tool (Number and Illustration Name) Use Deployment tool 0957A-34100A Airbag deployment tool Microsoft Saturday, September 26, 2009 12:38:43 PM Page 2 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Deployment adapter 0957A-38510 Use with deployment tool. (DAB) Deployment adapter 0957A-2E110 Use with deployment tool. (PAB) Deployment adapter 0957A-3F100 Use with deployment tool. (SAB, CAB) Deployment adapter 0957A-38500 Use with deployment tool. (BPT) Dummy 0957A-38200 Simulator to check the resistance of each wiring harness Dummy adapter Microsoft Saturday, September 26, 2009 12:38:43 PM Page 3 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 0957A-3F000 Use with dummy (SAB, CAB) Dummy adapter 0957A-2E100 Use with dummy (PAB) Dummy adapter 0957A-2G000 Use with dummy (DAB, BPT) DAB : Driver Airbag PAB : Passenger Airbag SAB : Side Airbag CAB : Curtain Airbag BPT : Seat Belt Retractor Pretensioner PRECAUTIONS GENERAL PRECAUTIONS Please read the following precautions carefully before performing the airbag system service. Observe the instructions described in this manual, or the airbags could accidentally deploy and cause damage or injuries.  Except when performing electrical inspections, always turn the ignition switch OFF and disconnect the negative cable from the battery, and wait at least three minutes before beginning work. NOTE: The contents in the memory are not erased even if the ignition switch is turned OFF or the battery cables are disconnected from the battery. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 4 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe   Use the replacement parts which are manufactured to the same standards as the original parts and quality. Do not install used SRS parts from another vehicle. Use only new parts when making SRS repairs. Carefully inspect any SRS part before you install it. Do not install any part that shows signs of being dropped or improperly handled, such as dents, cracks or deformation. Fig. 1: Precautions For Airbag System Service Courtesy of HYUNDAI MOTOR CO.  Before removing any of the SRS parts (including the disconnection of the connectors), always disconnect the SRS connector. AIRBAG HANDLING AND STORAGE Do not disassemble the airbags; it has no serviceable parts. Once an airbag has been deployed, it cannot be repaired or reused. For temporary storage of the air bag during service, please observe the following precautions.   Store the removed airbag with the pad surface up. Keep free from any oil, grease, detergent, or water to prevent damage to the airbag assembly. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 5 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 2: Precautions For Oil, Grease, Detergent, Or Water To Prevent Damage To Airbag Assembly Courtesy of HYUNDAI MOTOR CO.        Store the removed airbag on secure, flat surface away from any high heat source (exceeding 85°C/185°F). Never perform electrical inspections to the airbags, such as measuring resistance. Do not position yourself in front of the airbag assembly during removal, inspection, or replacement. Refer to the scrapping procedures for disposal of the damaged airbag. Be careful not to bump or impact the SRS unit or the side impact sensors or front impact sensors whenever the ignition switch is ON, wait at least three minutes after the ignition switch is turned OFF before begin work. During installation or replacement, be careful not to bump (by impact wrench, hammer, etc.) the area around the SRS unit and the side impact sensor and the front impact sensors. The airbags could accidentally deploy and cause damage or injury. Replace the front airbag module, SRSCM, FIS when deploying the front airbag. Replace the airbag wiring when the airbag wiring get damaged. Replace the side airbag module, the curtain airbag module, SRSCM, SIS when deploying the side airbag. Replace the airbag when the airbag wiring gets damaged. After a collision in which the airbags or the side air bags did not deploy, inspect for any damage or any deformation on the SRS unit and the side impact sensors. If there is any damage, replace the SRS unit, the front impact sensor and/or the side impact sensors.     Do not disassemble the SRS unit, the front impact sensor or the side impact sensors Turn the ignition switch OFF, disconnect the battery negative cable and wait at least three minutes before beginning installation or replacement of the SRS unit. Be sure the SRS unit, the front impact sensor and side impact sensors are installed securely with the mounting bolts. Do not spill water or oil on the SRS unit, or the front impact sensor or the side impact sensors and keep them away from dust. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 6 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Store the SRS unit, the front impact sensor and the side impact sensors in a cool (15 ~ 25°C/ 59 ~ 77°F) and dry (30 ~ 80% relative humidity, no moisture) area. WIRING PRECAUTIONS SRS wiring can be identified by special yellow outer covering (except the SRS circuits under the front seats and the SRS circuits in the FEM of engine room). Observe the instructions described in this section.  Never attempt to modify, splice, or repair SRS wiring. If there is an open or damage in SRS wiring, replace the harness. Fig. 3: Precautions For Repair SRS Wiring Courtesy of HYUNDAI MOTOR CO.  Be sure to install the harness wires so that they are not pinched, or interfere with other parts. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 7 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 4: Precautions For Harness Wires Courtesy of HYUNDAI MOTOR CO.  Make sure all SRS ground locations are clean, and grounds are securely fastened for optimum metal-tometal contact. Poor grounding can cause intermittent problems that are difficult to diagnose. PRECAUTIONS FOR ELECTRICAL INSPECTIONS  When using electrical test equipment, insert the probe of the tester into the wire side of the connector. Do not insert the probe of the tester into the terminal side of the connector, and do not tamper with the connector. Fig. 5: Precautions For Electrical Inspections Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 8 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe   Use a u-shaped probe. Do not insert the probe forcibly. Use specified service connectors for troubleshooting. Using improper tools could cause an error in inspection due to poor metal contact. SPRING-LOADED LOCK CONNECTOR Some SRS system connectors have a spring-loaded lock. AIRBAG CONNECTOR (I) DISCONNECTING To release the lock, pull the spring-loaded sleeve (A) toward the stop (B) while holding the opposite half of the connector. Then pull the connector halves apart. Be sure to pull on the sleeve and not on the connector half. Fig. 6: Pulling Spring-Loaded Sleeve Courtesy of HYUNDAI MOTOR CO. CONNECTING 1. To reconnect, hold the pawl-side connector half, and press on the back of the sleeve-side connector half in the direction shown. As the two connector halves are pressed together, the sleeve (A) is pushed back by the pawl (C). Do not touch the sleeve. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 9 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 7: Holding Pawl-Side Connector Half Courtesy of HYUNDAI MOTOR CO. 2. When the connector halves are completely connected, the pawl is released, and the spring-loaded sleeve locks the connector. Fig. 8: Connecting Connector Courtesy of HYUNDAI MOTOR CO. AIRBAG CONNECTOR (II) DISCONNECTING To release the lock, pull the spring-loaded sleeve (A) and the slider (B), while holding the opposite half of the connector. Pull the connector halves apart. Be sure to pull on the sleeve and not on the connector half. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 10 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 9: Pulling Spring-Loaded Sleeve Courtesy of HYUNDAI MOTOR CO. CONNECTING Hold both connector halves and press firmly until the projection (C) of the sleeve-side connector clicks to lock. Fig. 10: Connecting Sleeve-Side Connector Courtesy of HYUNDAI MOTOR CO. WARNING LAMP ACTIVATION WARNING LAMP BEHAVIOR AFTER IGNITION ON As soon as the operating voltage is applied to the SRSCM ignition input, the SRSCM activates the warning lamp for a bulb check. The lamp shall turn on for 6 seconds during the initialization phase and be turned off afterward. However, in order to indicate the driver, the warning lamp shall turn on for 6 seconds and off for one second then on Microsoft Saturday, September 26, 2009 12:38:43 PM Page 11 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe continuously after the operating voltage is applied if any active fault exists. 1. Active fault or historical fault counter is greater or equal to 10 Fig. 11: Warning Lamp Blinking Pattern - Active Fault Courtesy of HYUNDAI MOTOR CO. 2. Normal or historical fault counter is less than 10 Fig. 12: Warning Lamp Blinking Pattern - Normal Fault Courtesy of HYUNDAI MOTOR CO. SRSCM INDEPENDENT WARNING LAMP ACTIVATION There are certain fault conditions in which the SRSCM cannot function and thus cannot control the operation of the standard warning lamp. In these cases, the standard warning lamp is directly activated by appropriate circuitry that operates independently of the SRSCM. These cases are: 1. 2. 3. 4. Loss of battery supply to the SRSCM : warning lamp turned on continuously. Loss of internal operating voltage : warning lamp turned on continuously. Loss of Microprocessor operation : warning lamp turned on continuously. SRSCM not connected: warning lamp turned on continuously through the shorting bar. TELLTALE LAMP ACTIVATION The Telltale Lamp indicates the Passenger Airbag (PAB) enabled and disabled status based on occupant status of passenger seat. If the passenger seat is empty or occupied with child (or child seat), the Passenger Airbag is disabled and the Telltale Lamp is turned ON to inform the driver that the PAB is disabled. As soon as operating voltage is applied to the SRSCM ignition input, the SRSCM activates telltale lamp prove out. OCS will send an defect status to the SRSCM as a default setting for passenger airbag deployment during the prove out period. Occupant status information and telltale status are as below table. TELLTALE LAMP - OCCUPANT STATUS Occupant Status Telltale Lamp PAB Microsoft Saturday, September 26, 2009 12:38:43 PM Page 12 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Empty Child (Small Occupant) Adult (Large Occupant) Defect ON ON OFF ON Disabled Disabled Enabled Disabled After ignition on, telltale lamp will turn on for 4 seconds and turn off for 4 seconds during the initialization phase and be turned off afterward until receipt of first valid suppression message from OCS system. Fig. 13: Telltale Lamp - Blinking Pattern Courtesy of HYUNDAI MOTOR CO. COMPONENT REPLACEMENT AFTER DEPLOYMENT NOTE: Before doing any SRS repairs, use the Hi-Scan Pro to check for DTCs. Refer to the DIAGNOSTIC TROUBLE CODE list for repairing of the related DTCs. When the front airbag(s) deployed after a collision, replace the following items.        SRSCM Deployed airbag(s) Seat belt pretensioner(s) Seat belt buckle pretensioner(s) Front impact sensors SRS wiring harnesses Inspect the clock spring for heat damage. If any damage found, replace the clock spring. When the seat belt/seat belt buckle pretensioner(s) deployed after a collision, replace the following items.      Seat belt pretensioner(s) Seat belt buckle pretensioner(s) SRSCM (if B1658 detected) Front impact sensors SRS wiring harnesses Microsoft Saturday, September 26, 2009 12:38:43 PM Page 13 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe When the side/curtain airbag(s) deployed after a collision, replace the following items.     SRSCM Deployed airbag(s) Side impact sensor(s) for the deployed side(s) SRS wiring harnesses After the vehicle is completely repaired, confirm the SRS airbag system is OK.  Turn the ignition switch ON, the SRS indicator should come on for about 6 seconds and then go off. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 14 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 14: Identifying SRS Components Locating Courtesy of HYUNDAI MOTOR CO. COMPONENTS LOCATION DRIVER AIRBAG (DAB) / PASSENGER AIRBAG (PAB) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 15 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 15: Identifying Driver Airbag Components Location (Passenger Airbag) Courtesy of HYUNDAI MOTOR CO. SIDE AIRBAG (SAB) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 16 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 16: Identifying Side Airbag Components Location Courtesy of HYUNDAI MOTOR CO. CURTAIN AIRBAG (CAB) Fig. 17: Identifying Curtain Airbag Components Location Microsoft Saturday, September 26, 2009 12:38:43 PM Page 17 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Courtesy of HYUNDAI MOTOR CO. SEAT BELT RETRACTOR PRETENSIONER (BPT) Fig. 18: Identifying Seat Belt Retractor Pretensioner Components Location Courtesy of HYUNDAI MOTOR CO. SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE (SRSCM) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 18 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 19: Identifying Supplemental Restraint System Control Module Courtesy of HYUNDAI MOTOR CO. FRONT IMPACT SENSOR (FIS) Fig. 20: Identifying Front Impact Sensor Courtesy of HYUNDAI MOTOR CO. SIDE IMPACT SENSOR (SIS) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 19 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 21: Identifying Side Impact Sensor (Front And Rear) Courtesy of HYUNDAI MOTOR CO. SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE (SRSCM) SRS CONTROL MODULE DESCRIPTION The primary purpose of the SRSCM (Supplemental Restraints System Control Module) is to discriminate between an event that warrants restraint system deployment and an event that does not. The SRSCM must decide whether to deploy the restraint system or not. After determining that pretensioners and/or airbag Microsoft Saturday, September 26, 2009 12:38:43 PM Page 20 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe deployment is required, the SRSCM must supply sufficient power to the pretensioners and airbag igniters to initiate deployment. The SRSCM determines that an impact may require deployment of the pretensioners and airbags from data obtained from impact sensors and other components in conjunction with a safing function. The SRSCM will not be ready to detect a crash or to activate the restraint system devices until the signals in the SRSCM circuitry stabilize. It is possible that the SRSCM could activate the safety restraint devices in approximately 2 seconds but is guaranteed to fully function after prove-out is completed. The SRSCM must perform a diagnostic routine and light a system readiness indicator at key-on. The system must perform a continuous diagnostic routine and provide fault annunciation through a warning lamp indicator in the event of fault detection. A serial diagnostic communication interface will be used to facilitate servicing of the restraint control system. COMPONENTS Fig. 22: Identifying SRS Control Module Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. 2. 3. 4. 5. Remove the ignition key from the vehicle. Disconnect the battery negative cable and wait for at least three minutes before beginning work. Disconnect the DAB, PAB, SAB, CAB and BPT connectors. Remove the floor console and heater ducts. (Refer to INTERIOR ) Disconnect the SRSCM harness connector from the SRSCM. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 21 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 23: Identifying SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 6. Remove the SRSCM mounting bolts (4EA) from the SRSCM, then remove the SRSCM. Fig. 24: Identifying SRSCM Mounting Bolts Courtesy of HYUNDAI MOTOR CO. INSTALLATION 1. Remove the ignition key from the vehicle. 2. Disconnect the battery negative cable and wait for at least three minutes before beginning work. 3. Install the SRSCM with the SRSCM mounting bolts. Tightening torque (SRSCM Mounting bolt) : 0.7 ~ 0.9 kgf.m (6.8 ~ 9.2 N.m, 5.0 ~ 6.8 lb.ft) NOTE: Use new mounting bolts when replacing the SRSCM after a collision. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 22 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. 5. 6. 7. 8. Connect the SRSCM harness connector. Install the heater ducts and floor console. (Refer to INTERIOR ) Connect the DAB, PAB, SAB, CAB and BPT connectors. Reconnect the battery negative cable. After installing the SRSCM, confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. AIR BAG MODULE (DRIVER SIDE) AIR BAG MODULE AND CLOCK SPRING DESCRIPTION Driver Airbag (DAB) is installed in steering wheel and electrically connected to SRSCM via clockspring. It protects the driver from danger by deploying a bag when frontal crash occurs. The SRSCM determines deployment of Driver Airbag (DAB). CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 23 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 25: Identifying Air Bag Module And Clock Spring Components Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. Disconnect the battery negative cable and wait for at least three minutes before beginning work. 2. Remove the airbag module mounting bolts (2EA). Fig. 26: Identifying Airbag Module Mounting Bolts Microsoft Saturday, September 26, 2009 12:38:43 PM Page 24 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Courtesy of HYUNDAI MOTOR CO. 3. Disconnect the horn connector (A). Fig. 27: Identifying Horn Connector Courtesy of HYUNDAI MOTOR CO. 4. Release the connector locking pin, then disconnect the driver airbag module connector (B). CAUTION: The removed airbag module should be stored in a clean, dry place with the pad cover face up. 5. Remove the steering wheel and steering wheel column cover. (Refer to GENERAL (STEERING SYSTEM) ) 6. Disconnect the clock spring and horn connector, then remove the clock spring. Fig. 28: Identifying Clock Spring And Horn Connector Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 25 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe INSPECTION DRIVER AIRBAG (DAB) If any improper parts are found during the following inspection, replace the airbag module with a new one. CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury. 1. 2. 3. 4. Check pad cover for dents, cracks or deformities. Check the airbag module for denting, cracking or deformation. Check hooks and connectors for damage, terminals for deformities, and harness for binds. Check airbag inflator case for dents, cracks or deformities. Fig. 29: Identifying Driver Airbag (Front And Rear View) Courtesy of HYUNDAI MOTOR CO. 5. Install the airbag module to the steering wheel to check for fit or alignment with the wheel. CLOCKSPRING 1. If, as a result of the following checks, even one abnormal point is discovered, replace the clock spring with a new one. 2. Check connectors and protective tube for damage, and terminals for deformities. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 26 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 30: Identifying Clock Spring Courtesy of HYUNDAI MOTOR CO. INSTALLATION 1. Disconnect the battery negative cable from battery and wait for at least three minutes before beginning work. 2. Remove the ignition key from the vehicle. 3. Connect the clock spring harness connector and horn harness connector to the clock spring. 4. Set the center position by getting marks between the clock spring and the cover into line. Make an array the mark ( ) by turning the clock spring clockwise to the stop and then 3 revolutions counterclockwise. 5. Install the steering wheel column cover and the steering wheel. (Refer to GENERAL (STEERING SYSTEM) ) 6. Connect the Driver Airbag (DAB) module connector and horn connector, then install the Driver Airbag (DAB) module on the steering wheel. 7. Secure the Driver Airbag (DAB) with the new mounting bolts. Tightening torque (DAB Mounting Bolt) : 0.8 ~ 1.1 kgf.m (7.9 ~ 10.8 N.m, 5.8 ~ 8.0 lb.ft) Fig. 31: Identifying Driver Airbag With Mounting Bolts Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 27 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 8. Connect the battery negative cable. 9. After installing the airbag, confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off.  Make sure horn button works. AIR BAG MODULE (PASSENGER SIDE) AIR BAG MODULE DESCRIPTION The passenger Airbag (PAB) is installed inside the crash pad and protects the front passenger in the event of a frontal crash. The SRSCM determines if and when to deploy the PAB. CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury. COMPONENTS Fig. 32: Identifying Passenger Airbag Courtesy of HYUNDAI MOTOR CO. REMOVAL Microsoft Saturday, September 26, 2009 12:38:43 PM Page 28 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 1. Disconnect the battery negative cable and wait for at least three minutes before beginning work. 2. Remove the glove box. (Refer to INTERIOR ) 3. Disconnect the PAB connector and remove the PAB mounting bolts (2EA). Fig. 33: Identifying PAB Connector And Mounting Bolts Courtesy of HYUNDAI MOTOR CO. 4. Remove the crash pad. (Refer to INTERIOR ) NOTE: If the crash pad is damaged when the PAB is deployed, replace the damaged crash pad and PAB together. 5. Remove the heater duct from the crash pad. 6. Remove the mounting nuts (4EA) from the crash pad. Then remove the passenger airbag. CAUTION: The removed airbag module should be stored in a clean and dry place with the pad cover face up. INSTALLATION 1. Remove the ignition key from the vehicle. 2. Disconnect the battery negative cable from battery and wait for at least three minutes before beginning work. 3. Place a Passenger Airbag (PAB) on the crash pad and tighten the Passenger Airbag (PAB) mounting nuts. Tightening torque : 0.9 ~ 1.4 kgf.m (8.8 ~ 13.7 N.m, 6.5 ~ 10.1 lb.ft) 4. Install the heater duct to the crash pad. 5. Install the crash pad. (Refer to INTERIOR ) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 29 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 6. Tighten the PAB mounting bolt. Tightening torque : 1.9 ~ 2.7 kgf.m (18.6 ~ 26.5 N.m, 13.7 ~ 19.5 lb.ft) 7. 8. 9. 10. Connect the Passenger Airbag (PAB) harness connector to the SRS main harness connector. Reinstall the glove box. (Refer to INTERIOR ) Reconnect the battery negative cable. After installing the Passenger Airbag (PAB), confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. AIR BAG MODULE (SIDE AIR BAG) AIR BAG MODULE DESCRIPTION The Side Airbags (SAB) are installed inside the front seat and protect the driver and front passenger from danger when side crash occurs. The SRSCM determines deployment of side airbag by using Side Impact Sensor (SIS) signal. CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 30 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 34: Identifying Side Airbags (SAB) Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. Disconnect the battery negative cable and wait for at least 3 minutes before beginning work. 2. Remove the front seat assembly.(Refer to SEAT ) 3. Remove the seatback cover.(Refer to SEAT ) NOTE: When the side airbag deployed after a collision, replace the seatback as an assembly. 4. Loosen the SAB mounting nuts and remove the SAB module. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 31 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 35: Identifying SAB Mounting Nuts Courtesy of HYUNDAI MOTOR CO. INSTALLATION CAUTION: Ensure that the harness is installed and routed properly to prevent damage to the wiring. NOTE:    Do not open the lid of the side airbag cover. Use a new mounting nuts when you replace a side airbag. Make sure that the seatback cover is installed properly. Improper installation may prevent the proper deployment. 1. Remove ignition key from the vehicle. 2. Disconnect the battery negative cable and wait for at least three minutes. 3. Place a Side Airbag (SAB) on the seatback frame and tighten the side airbag mounting nuts. Tightening torque : 0.7 ~ 0.9 kgf.m (7.0 ~ 9.0 N.m, 5.2 ~ 6.6 lb.ft) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 32 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 36: Identifying Side Airbag Mounting Nuts Courtesy of HYUNDAI MOTOR CO. 4. Install the new seatback cover.(Refer to SEAT ) 5. Install the seat assembly, then connect the Side Airbag (SAB) harness connector. 6. Recline and slide the front seat forward fully, make sure the harness wires are not pinched or interfering with other parts. 7. Reconnect the battery negative cable. 8. After installing the Side Airbag (SAB), confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. AIR BAG MODULE (CURTAIN AIR BAG) AIR BAG MODULE DESCRIPTION Curtain airbags are installed inside the headliner (LH and RH) and protect the driver and passenger from danger when side crash occurs. The SRSCM determines deployment of curtain airbag by using side impact sensor (SIS) signal. CAUTION: Never attempt to measure the circuit resistance of the airbag module even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 33 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 37: Identifying Air Bag Module (Curtain Air CAB) Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. Disconnect the battery negative cable and wait for at least 3 minutes before beginning work. 2. Remove the following parts. (Refer to INTERIOR )  Side trim, Roof trim 3. Disconnect the Curtain Airbag harness connector. Fig. 38: Identifying Curtain Airbag Harness Connector Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 34 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. After loosening the mounting bolts (10EA) remove the curtain airbag. Fig. 39: Identifying Mounting Bolts Courtesy of HYUNDAI MOTOR CO. INSTALLATION 1. 2. 3. 4. Remove the ignition key from the vehicle. Disconnect the battery negative cable and wait for at least three minutes. Install a Curtain Airbag (CAB) on the mounting bracket. Tighten the CAB mounting bolts (10EA). Tightening torque : 1.1 ~ 1.5 kgf.m (10.9 ~ 14.7 N.m, 8.0 ~ 10.8 lb.ft) CAUTION:  Never twist the airbag module when installing it. If the module is twisted, airbag module may operate abnormally. 5. Connect the CAB connector. 6. Install the following parts. (Refer to INTERIOR )  Side trim, Roof trim 7. Reconnect the battery negative cable. 8. After installing the Curtain Airbag (CAB), confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. SEAT BELT PRETENSIONER SEAT BELT PRETENSIONER Microsoft Saturday, September 26, 2009 12:38:43 PM Page 35 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DESCRIPTION The Seat Belt Pretensioners (BPT) are installed inside Center Pillar (LH & RH). When a vehicle crashes with a certain degree of frontal impact, the pretensioner seat belt helps to reduce the severity of injury to the front seat occupants by retracting the seat belt webbing. This prevents the front occupants from thrusting forward and hitting the steering wheel or the instrument panel when the vehicle crashes. CAUTION: Never attempt to measure the circuit resistance of the Seat Belt Pretensioner (BPT) even if you are using the specified tester. If the circuit resistance is measured with a tester, the pretensioner will be ignited accidentally. This will result in serious personal injury. COMPONENTS Fig. 40: Identifying Seat Belt Pretensioners (BPT) Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. 2. 3. 4. 5. 6. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. Remove the door scuff trim. (Refer to INTERIOR ) Remove the center pillar trim. (Refer to INTERIOR ) Remove the lower anchor bolt. Remove the upper anchor bolt. Disconnect the Seat Belt Pretensioner connector. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 36 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 7. Loosen the Seat Belt Pretensioner mounting bolt and remove the Seat Belt Pretensioner. Fig. 41: Identifying Seat Belt Pretensioner Mounting Bolt Courtesy of HYUNDAI MOTOR CO. INSTALLATION 1. Remove the ignition key from the vehicle. 2. Disconnect the battery negative cable and wait for at least three minutes. 3. Install the Seat Belt Pretensioner (BPT) with a bolt. Tightening torque : 4.0 ~ 5.5 kgf.m (39.2 ~ 53.9 N.m, 28.9 ~ 39.8 lb.ft) 4. Install the upper and lower anchor bolts. Tightening torque (Seat Belt Anchor Bolt) : 4.0 ~ 5.5 kgf.m (39.2 ~ 53.9 N.m, 28.9 ~ 39.8 lb.ft) 5. 6. 7. 8. Install the center pillar trim. Install the door scuff trim. Reconnect the battery negative cable. After installing the Seat Belt Pretensioner (BPT), confirm proper system operation:  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off. SRS CONTROL SYSTEM FRONT IMPACT SENSOR (FIS) Microsoft Saturday, September 26, 2009 12:38:43 PM Page 37 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DESCRIPTION The front impact sensor (FIS) is installed on the upper of the side panel in Front End Module (FEM). They are remote sensors that detect acceleration due to a collision at its mounting location. The primary purpose of the Front Impact Sensor (FIS) is to provide an indication of a collision. The Front Impact Sensor (FIS) sends acceleration data to the SRSCM. COMPONENTS Fig. 42: Identifying Front Impact Sensor Courtesy of HYUNDAI MOTOR CO. REMOVAL CAUTION:    Removal of the airbag must be performed according to the precautions/ procedures described previously. Before disconnecting the front impact sensor connector, disconnect the front airbag connectors). Do not turn the ignition switch ON and do not connect the battery cable while replacing the front impact sensor. 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Disconnect the Front Impact Sensor connector. 3. Remove the Front Impact Sensor mounting bolt. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 38 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 43: Identifying Front Impact Sensor Mounting Bolt Courtesy of HYUNDAI MOTOR CO. 4. Remove the Front Impact Sensor. INSTALLATION CAUTION:  Do not turn the ignition switch ON and do not contact the battery cable while replacing the front impact sensor. 1. Install the new Front Impact Sensor. 2. Tighten the Front Impact Sensor mounting bolt. Tightening torque : 0.7 ~ 0.9 kgf.m (6.8 ~ 9.2 N.m, 5.0 ~ 6.8 lb.ft) 3. Connect the Front Impact Sensor connector and install the connector cover. 4. Reconnect the battery negative cable. 5. After installing the Front Impact Sensor, confirm proper system operation: Turn the ignition switch ON the SRS indicator light should be turned on for about six seconds and then go off. SIDE IMPACT SENSOR (SIS) DESCRIPTION The Side Impact Sensor (SIS) system consists of two front SIS which are installed in the center pillar (LH and RH) and two rear SIS which are installed in the rear pillar (LH and RH). They are remote sensors that detect acceleration due to collision at their mounting locations. The primary purpose of the Side Impact Sensor (SIS) is to provide an indication of a collision. The Side Impact Sensor (SIS) sends acceleration data to the SRSCM. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 39 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 44: Identifying Front And Rear Side Impact Sensor Courtesy of HYUNDAI MOTOR CO. REMOVAL FRONT SIDE IMPACT SENSOR CAUTION:    Removal of the airbag must be performed according to the precautions/procedures described previously. Before disconnecting the side impact sensor connector(s), disconnect the side airbag connector(s). Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor. 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 40 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 2. Remove the door scuff trim. (Refer to INTERIOR ) 3. Remove the center pillar trim. (Refer to INTERIOR ) 4. Disconnect the Side Impact Sensor connector and remove the Side Impact Sensor mounting bolt. Fig. 45: Identifying Side Impact Sensor Mounting Bolt Courtesy of HYUNDAI MOTOR CO. REAR SIDE IMPACT SENSOR 1. 2. 3. 4. Disconnect the battery negative cable and wait for at least three minutes before beginning work. Remove the rear seat. (Refer to SEAT ) Disconnect the side impact sensor connector. Loosen the side impact sensor mounting bolt and remove the side impact sensor. Fig. 46: Identifying Side Impact Sensor Mounting Bolt Courtesy of HYUNDAI MOTOR CO. INSTALLATION Microsoft Saturday, September 26, 2009 12:38:43 PM Page 41 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe FRONT SIDE IMPACT SENSOR CAUTION:  Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor. 1. Install the new Side Impact Sensor with the bolt then connect the SRS harness connector to the Side Impact Sensor. Tightening torque : 0.7 ~ 0.9 kgf.m (6.8 ~ 9.2 N.m, 5.0 ~ 6.8 lb.ft) 2. 3. 4. 5. Install the center pillar trim. (Refer to INTERIOR ) Install the door scuff trim. (Refer to INTERIOR ) Reconnect the battery negative cable. After installing the Side Impact Sensor, confirm proper system operation: Turn the ignition switch ON, the SRS indicator light should be turned on for about six seconds and then go off. REAR SIDE IMPACT SENSOR CAUTION:  Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor. 1. Install the new Side Impact Sensor with the bolt then connect the SRS harness connector to the Side Impact Sensor. Tightening torque : 0.7 ~ 0.9 kgf.m (6.8 ~ 9.2 N.m, 5.0 ~ 6.8 lb.ft) 2. Install the rear seat. (Refer to SEAT ) 3. Reconnect the battery negative cable. 4. After installing the Side Impact Sensor, confirm proper system operation: Turn the ignition switch ON, the SRS indicator light should be turned on for about six seconds and then go off. SEAT TRACK POSITION SENSOR DESCRIPTION The STPS operates via a non-contacting magnetic proximity sensing device combined with a simple electronic circuit resulting in the ability of producing two separate and distinct logic level signals. The STPS output signal is altered by the proximity of a separate electro-magnetic shunt, which is linked via the seat track. The logic signal produced is the result of the proximity device being activated or deactivated. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 42 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe When the seat is in the forward position zone of the track, the sensor gives a low current (prohibit) signal. When the seat is in the rear position zone of the track, it gives a high current (enable) signal. COMPONENTS Fig. 47: Identifying Seat Track Position Sensor Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front seat assembly. (Refer to SEAT ) 3. Loosen the two STPS screws, then remove the STPS after disconnecting the STPS connector. Microsoft Saturday, September 26, 2009 12:38:43 PM Page 43 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 48: Identifying STPS Screws Courtesy of HYUNDAI MOTOR CO. INSTALLATION CAUTION: Be sure to install the harness wires not to be pinched or interfered with other parts. 1. 2. 3. 4. 5. 6. Remove the ignition key from the vehicle. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. Install the STPS with two screws. Install the front seat assembly. (Refer to SEAT ) Reconnect the battery negative cable. After installing the Seat Track Position Sensor, confirm proper system operation: Turn the ignition switch ON, the SRS indicator should be turned on for about six seconds and then go off. SEAT BELT BUCKLE SWITCH DESCRIPTION The SRSCM shall monitor the status of the driver and front passenger seat belt buckle. The SRSCM provides one pin each for the driver and front passenger seat belt buckle status input. The seat belt buckle circuit operates from internal boost voltage supplied by the SRSCM, and uses chassis ground for the signal return. The buckle status shall modify the SRSCM deployment. If the buckle status is unbuckled, the corresponding pretensioner will be deactivated. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:43 PM Page 44 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 49: Identifying Seat Belt Buckle Switch Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. 2. 3. 4. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. Remove the front seat assembly. (Refer to SEAT ) Remove the seat recliner cover. Loosen the seat belt buckle mounting bolt and remove the seat belt buckle switch. Fig. 50: Identifying Seat Belt Buckle Mounting Bolt Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 45 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe INSTALLATION CAUTION: Be sure to install the harness wires not to be pinched or interfered with other parts. 1. Remove the ignition key from the vehicle. 2. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 3. Install the seat belt buckle switch. Tightening Torque : 4.0 ~ 5.5 kgf.m (28.9 ~ 39.8 lb.ft) 4. 5. 6. 7. Install the seat recliner cover with two screws. Install the front seat assembly. (Refer to SEAT ) Reconnect the battery negative cable. After installing the Seat Belt Buckle Switch, confirm proper system operation: Turn the ignition switch ON, the SRS indicator should be turned on for about six seconds and then go off. OCCUPANT CLASSIFICATION SENSOR (OCS) DESCRIPTION The system is intended to classify the occupancy status of the front passenger seat in a motor vehicle based upon the measured force on the bottom seat cushion. The system also communicates to the SRSCM whether to allow or inhibit the deployment of the passenger airbags and/or pretensioner based upon this status. The System also measured dynamic responses of the occupant. This information is used to identify when a child seat is cinched down tightly with the seat belt, and to also determine if the seat is unoccupied. However, the dynamic measurements are not intended, nor capable of monitoring the seating position of the occupant, nor can they determine the proximity of the occupant to the inflator modules. The system should not be confused with an occupant position recognition system, or any other occupant proximity sensor. The Passenger Occupant Classification System (OCS) utilizes bladder placed between the passenger seat cushion and suspension to measure the occupant's loading force on the vehicle seat. The bladder is connected to pressure sensor and ultimately to an electronic control unit (ECU), both of which are mounted under the seat pan. The quantitative force determined by the system is compared to a given threshold for determination of passenger airbag suppression. COMPONENTS Microsoft Saturday, September 26, 2009 12:38:44 PM Page 46 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 51: Identifying Occupant Classification Sensor Courtesy of HYUNDAI MOTOR CO. REMOVAL 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front seat assembly. (Refer to SEAT ) 3. Remove the seat cushion as an assembly. (Refer to SEAT ) INSTALLATION 1. 2. 3. 4. Install the OCS equipped seat cushion. (Refer to SEAT ) Install the front seat assembly. (Refer to SEAT ) Reconnect the battery negative cable. After installing the OCS, confirm proper system operation : Turn the ignition switch ON, the SRS indicator should be turned on for about six seconds and then go off. Telltale lamp will turn on for 4 seconds and be turned off for 4 seconds. After the 8 seconds, it shall remain off if the OCS does not require suppression and the passenger airbag is enabled. NOTE: Be sure to perform OCS (PODS) reset with Hi-Scan (Pro) after replacing Microsoft Saturday, September 26, 2009 12:38:44 PM Page 47 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe OCS equipped seat cushion. TROUBLESHOOTING DESCRIPTION HI-SCAN CHECK 1. Turn the ignition switch off. 2. Connect the Hi-Scan Pro connector to the data link connector located under the crash pad. Fig. 52: Connecting Hi-Scan Pro Connector To Data Link Connector Courtesy of HYUNDAI MOTOR CO. 3. 4. 5. 6. 7. Turn the ignition switch on and power on the Hi-Scan Pro. Read DTCs. Find and repair the trouble, and clear the DTCs using Hi-Scan Pro. Disconnect the Hi-Scan Pro. Confirm proper system operation :  Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then to off. DIAGNOSTIC TROUBLESHOOTING FLOW Microsoft Saturday, September 26, 2009 12:38:44 PM Page 48 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 53: Diagnostic Troubleshooting Flow Chart Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Be sure to perform "TERMINAL & CONNECTOR INSPECTION" before doing "INSPECTION PROCEDURE" for troubleshooting of each DTC. 1. Visually inspect all connectors related to the affected circuit for damage and secure connection. 2. Inspect terminals for damage and corrosion. CAUTION: Avoid damaging connectors during the inspection process. 3. Are any problems found? YES  Go to next step (INSPECTION PROCEDURE). NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 49 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  After repairing the trouble part, check whether DTC occurs or not. PREPARATION OF INSPECTION Refer to the following steps while doing "INSPECTION PROCEDURE" which is described in the DTC troubleshooting section. 1. 2. 3. 4. 5. Turn the ignition switch to LOCK. Disconnect the battery negative cable from the battery and wait for at least 3 minutes. Remove the DAB module and disconnect the DAB connector. Disconnect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Disconnect the SRSCM connector. CHECKING OF SHORT OR OPEN CIRCUIT Refer to the following tips for checking of short or open circuit. 1. Shorting bar is located on the upper side of pin 1 and 2 of SRSCM connector A. 2. When checking the short circuit shorting bar must be opened. Use a plastic clip to put into as a shorting bar opener for disconnecting shorting bar. 3. Use SST Dummy adapter (0957A-1C000) to measure resistance or voltage for checking of short or open circuit. Plug it into DAB (CAB, BPT) connector to avoid enlarging or damaging the connector pins. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Install the DAB module and connect the DAB connector. Connect the connector of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON. Clear the DTC stored in the SRSCM memory with the Hi-Scan (Pro) Turn the ignition switch to LOCK and wait for at least 30 seconds. Turn the ignition switch to ON and wait for at least 30 seconds. Check the vehicle again with the Hi-Scan (Pro). Does the above DTC(s) go off? YES  Problem is intermittent or was repaired and SRSCM memory was not cleared. NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 50 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Replace the SRSCM with a new one and then check the vehicle again. At this time, if the vehicle normally operates with a new one, the fault may be the SRSCM. Replace the SRSCM. CIRCUIT DIAGRAM Fig. 54: Circuit Diagram (1 Of 2) Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 51 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 55: Circuit Diagram (2 Of 2) Courtesy of HYUNDAI MOTOR CO. SRSCM CONNECTOR TERMINAL HARNESS CONNECTOR Microsoft Saturday, September 26, 2009 12:38:44 PM Page 52 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 56: Identifying SRSCM Connector Terminal Courtesy of HYUNDAI MOTOR CO. DIAGNOSTIC TROUBLE CODES (DTC) DIAGNOSTIC TROUBLE CODES DTC FAULT DESCRIPTION B1101 Battery Voltage too High B1102 Battery Voltage too Low REMARK Microsoft Saturday, September 26, 2009 12:38:44 PM Page 53 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe B1326 Front Impact Sensor [Driver] Short to Ground B1327 Front Impact Sensor [Driver] Short to Battery B1328 Front Impact Sensor [Driver] Defect B1329 Front Impact Sensor [Driver] Communication Error B1330 Front Impact Sensor [Driver] Wrong ID B1331 Front Impact Sensor [Passenger] Short to Ground B1332 Front Impact Sensor [Passenger] Short to Battery B1333 Front Impact Sensor [Passenger] Defect B1334 Front Impact Sensor [Passenger] Communication Error B1335 Front Impact Sensor [Passenger] Wrong ID B1346 (1st Stage) Driver Airbag Resistance Too High B1347 (1st Stage) Driver Airbag Resistance Too Low B1348 (1st Stage) Driver Airbag Circuit Short to Ground B1349 (1st Stage) Driver Airbag Circuit Short to Battery B1352 (1st Stage) Passenger Airbag Resistance Too High B1353 (1st Stage) Passenger Airbag Resistance Too Low B1354 (1st Stage) Passenger Airbag Circuit Short to Ground B1355 (1st Stage) Passenger Airbag Circuit Short to Battery B1361 Seat Belt Pretensioner [Front-Driver] Resistance Too High B1362 Seat Belt Pretensioner [Front-Driver] Resistance Too Low B1363 Seat Belt Pretensioner [Front-Driver] Circuit Short to Ground B1364 Seat Belt Pretensioner [Front-Driver] Circuit Short to Battery B1367 Seat Belt Pretensioner [Front-Passenger] Resistance Too High B1368 Seat Belt Pretensioner [Front-Passenger] Resistance Too Low B1369 Seat Belt Pretensioner [Front-Passenger] Circuit Short to Ground B1370 Seat Belt Pretensioner [Front-Passenger] Circuit Short to Battery B1378 Side Airbag [Front-Driver] Resistance Too High B1379 Side Airbag [Front-Driver] Resistance Too Low B1380 Side Airbag [Front-Driver] Circuit Short to Ground B1381 Side Airbag [Front-Driver] Circuit Short to Battery B1382 Side Airbag [Front-Passenger] Resistance Too High B1383 Side Airbag [Front-Passenger] Resistance Too Low B1384 Side Airbag [Front-Passenger] Circuit Short to Ground B1385 Side Airbag [Front-Passenger] Circuit Short to Battery B1387 Seat Track Position Sensor [Driver] Short or Short to Ground B1388 Seat Track Position Sensor [Driver] Short or Short to Battery B1389 Seat Track Position Sensor [Driver] Defect B1395 Squib Interconnection Fault B1400 Side Impact Sensor [Front-Driver] Defect B1401 Side Impact Sensor [Front-Driver] Short to Ground B1402 Side Impact Sensor [Front-Driver] Short to Battery Microsoft Saturday, September 26, 2009 12:38:44 PM Page 54 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Side Impact Sensor [Front-Passenger] Defect B1404 Side Impact Sensor [Front-Passenger] Short to Ground B1405 Side Impact Sensor [Front-Passenger] Short to Battery B1409 Side Impact Sensor [Front-Driver] Communication Error B1410 Side Impact Sensor [Front-Passenger] Communication Error B1412 Side Impact Sensor [Rear-Driver] Communication Error B1413 Side Impact Sensor [Rear-Passenger] Communication Error B1414 Side Impact Sensor [Front-Driver] Wrong ID B1415 Side Impact Sensor [Front-Passenger] Wrong ID B1416 Side Impact Sensor [Rear-Driver] Wrong ID B1417 Side Impact Sensor [Rear-Passenger] Wrong ID B1418 Side Impact Sensor [Rear-Driver] Defect B1419 Side Impact Sensor [Rear-Passenger] Defect B1451 Side Impact Sensor [Rear-Driver] Short to Ground B1452 Side Impact Sensor [Rear-Driver] Short to Battery B1454 Side Impact Sensor [Rear-Passenger] Short to Ground B1455 Side Impact Sensor [Rear-Passenger] Short to Battery B1473 Curtain Airbag [Driver] Resistance Too High B1474 Curtain Airbag [Driver] Resistance Too Low B1475 Curtain Airbag [Driver] Circuit Short to Ground B1476 Curtain Airbag [Driver] Circuit Short to Battery B1477 Curtain Airbag [Passenger] Resistance Too High B1478 Curtain Airbag [Passenger] Resistance Too Low B1479 Curtain Airbag [Passenger] Circuit Short to Ground B1480 Curtain Airbag [Passenger] Circuit Short to Battery B1481 (2nd Stage) Driver Airbag Resistance Too High B1482 (2nd Stage) Driver Airbag Resistance Too Low B1483 (2nd Stage) Driver Airbag Circuit Short to Ground B1484 (2nd Stage) Driver Airbag Circuit Short to Battery B1485 (2nd Stage) Passenger Airbag Resistance Too High B1486 (2nd Stage) Passenger Airbag Resistance Too Low B1487 (2nd Stage) Passenger Airbag Circuit Short to Ground B1488 (2nd Stage) Passenger Airbag Circuit Short to Battery B1489 Passenger Occupant Classification (OC) ECU Defect B1490 Passenger Occupant Classification (OC) Sensor (Bladder) Defect B1493 Passenger Occupant Classification (OC) System Communication Error B1494 Passenger Occupant Classification (OC) System Wrong ID B1495 Belt Tension Sensor Defect B1496 Passenger Occupant Classification (OC) System Not Calibration B1511 Seat Belt Buckle Switch [Driver] Open or Short to Battery B1512 Seat Belt Buckle Switch [Driver] Short or Short to Ground Microsoft Saturday, September 26, 2009 12:38:44 PM Page 55 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Seat Belt Buckle Switch [Passenger] Open or Short to Battery B1514 Seat Belt Buckle Switch [Passenger] Short or Short to Ground B1515 Seat Belt Buckle Switch [Driver] Defect B1516 Seat Belt Buckle Switch [Passenger] Defect B1517 Seat Belt Buckle Switch [Driver] Instability B1518 Seat Belt Buckle Switch [Passenger] Instability B1620 Supplemental Restraint System Control Module Internal Fault (Replace SRSCM) B1650 Crash Recorded - Frontal (Replace SRSCM) B1651 Crash Recorded - Driver Side (Replace SRSCM) B1652 Crash Recorded - Passenger Side (Replace SRSCM) B1657 Crash Recorded - Belt Pretensioner Only B1658 Belt Pretensioner 6 times Deployment (Replace SRSCM) B1670 Crash recorded in Full Stage - Frontal (Replace SRSCM) B2500 SRS Warning Lamp Fault B2502 Passenger Airbag Telltale Lamp Fault DTC B1101 BATTERY VOLTAGE TOO HIGH; DTC B1102 BATTERY VOLTAGE TOO LOW DTC DESCRIPTION The SRSCM sets above DTC(s) if it detects that the battery voltage of restraints system is too high or too low. When the voltage returns to normal, the SRS warning light automatically goes off and a malfunction is no longer indicated. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition Probable cause B1101 Battery Voltage > 17.0 V for 4 seconds after IG ON   B1102 Battery Voltage < 8.38 V for 4 seconds after IG ON   Battery Alternator Wiring Harness SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 56 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 57: Battery Voltage - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION Voltage : 8.38 ~ 17.0 V TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SOURCE VOLTAGE 1. Turn the ignition switch to ON. 2. Measure voltage between the terminal 24 (A) of SRSCM harness connector and chassis ground. Specification (voltage) : 8.38 ~ 17.0 V Microsoft Saturday, September 26, 2009 12:38:44 PM Page 57 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 58: Measuring Voltage Between Terminal 24 Of SRSCM Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 3. Is the measured voltage within specification? YES  Check the battery. NO Replace the SRSCM with a new one, and then check the vehicle again. At this time, if the vehicle normally operates with a new SRSCM, the fault may be the SRSCM (Replace SRSCM). 3. CHECK THE BATTERY 1. Check the battery.  • Refer to CHARGING SYSTEM (ENGINE ELECTRICAL SYSTEM (G6EA-GSL 2.7)) in this SERVICE MANUAL. Is the battery normal? YES  Check the generator. NO Repair or replace the battery.(Refer to CHARGING SYSTEM (ENGINE ELECTRICAL SYSTEM (G6EA-GSL 2.7)) in this SERVICE MANUAL) 4. CHECK GENERATOR 1. Check the generator.  • Refer to CHARGING SYSTEM (ENGINE ELECTRICAL SYSTEM (G6EA-GSL 2.7)) in this SERVICE MANUAL. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 58 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Is the generator normal? YES  Check wiring harness. NO Repair or replace the generator.(Refer to CHARGING SYSTEM (ENGINE ELECTRICAL SYSTEM (G6EA-GSL 2.7)) in this SERVICE MANUAL) 5. CHECK WIRING HARNESS 1. Check the wiring harness between the battery and SRSCM.  Is the wiring harness normal? YES  Check the DTC again. NO Repair or Replace the wiring harness. 6. CHECK THE DTC AGAIN 1. Turn the ignition switch to LOCK and wait for at least 30 seconds.  CAUTION: Check again that the battery negative cable is disconnected from the battery. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC? YES  Perform the troubleshooting procedures associated with those codes.  Problem is intermittent or was repaired and SRSCM memory was not cleared. NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 59 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC B1326 FRONT IMPACT SENSOR [DRIVER] SHORT TO GROUND; DTC B1331 FRONT IMPACT SENSOR [PASSENGER] SHORT TO GROUND DTC DESCRIPTION The detecting system for front crash consists of the SRSCM and two Front Impact Sensors (FIS). The SRSCM sets above DTC(s) if it detects short to ground on the FIS circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1326 B1331    Probable cause Short to ground between FIS and SRSCM Front Impact Sensor (FIS) Malfunction SRSCM Malfunction    Short to ground on Wiring Harness Front Impact Sensor (FIS) SRSCM SCHEMATIC DIAGRAM Fig. 59: Front Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Microsoft Saturday, September 26, 2009 12:38:44 PM Page 60 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK FIS CIRCUIT 1. Measure resistance between the terminal 1 of FIS harness connector and chassis ground. specification (resistance) : infinity ohms Fig. 60: Measuring Resistance Between Terminal 1 Of FIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check Front Impact Sensor. NO Repair or replace the wiring harness between the FIS and the SRSCM. 3. CHECK FRONT IMPACT SENSOR 1. Replace the front impact sensor (FIS) with a new one.  • Refer to "FRONT IMPACT SENSOR (FIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to FIS? Microsoft Saturday, September 26, 2009 12:38:44 PM Page 61 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Go to next step. NO Replace the Front Impact Sensor (FIS). 4. CLEAR THE DTC AND CHECK THE DTC AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1327 FRONT IMPACT SENSOR [DRIVER] SHORT TO BATTERY; DTC B1332 FRONT IMPACT SENSOR [PASSENGER] SHORT TO BATTERY DTC DESCRIPTION The detecting system for front crash consists of the SRSCM and two Front Impact Sensors (FIS). The SRSCM sets above DTC(s) if it detects short to battery on the FIS circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1327 B1332    Probable cause Short to battery line between FIS and SRSCM Front Impact Sensor (FIS) Malfunction SRSCM Malfunction    Short to battery line on Wiring Harness Front Impact Sensor (FIS) SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 62 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 61: Front Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK FIS CIRCUIT 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of FIS harness connector and chassis ground. specification (voltage) : Approximately 0 V Microsoft Saturday, September 26, 2009 12:38:44 PM Page 63 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 62: Measuring Voltage Between Terminal 1 Of FIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check Front Impact Sensor. NO Repair the short to battery line circuit on wiring harness between the FIS and the SRSCM. 3. CHECK FRONT IMPACT SENSOR 1. Replace the front impact sensor (FIS) with a new one.  • Refer to "FRONT IMPACT SENSOR (FIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to FIS? YES  Go to next step.  Replace the Front Impact Sensor (FIS). NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 64 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. CLEAR THE DTC AND CHECK THE DTC AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1328 FRONT IMPACT SENSOR [DRIVER] DEFECT; DTC B1329 FRONT IMPACT SENSOR [DRIVER] COMMUNICATION ERROR; DTC B1333 FRONT IMPACT SENSOR [PASSENGER] DEFECT; DTC B1334 FRONT IMPACT SENSOR [PASSENGER] COMMUNICATION ERROR DTC DESCRIPTION The detecting system for front crash consists of the SRSCM and two Front Impact Sensors (FIS). The SRSCM sets above DTC(s) if it detects that any FIS is defective or there is communication error between any FIS and the SRSCM. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1328  Open between FIS and SRSCM B1329  Front Impact Sensor (FIS) Malfunction B1333  SRSCM Malfunction B1334 Probable cause    Wiring Harness Front Impact Sensor (FIS) SRSCM SCHEMATIC DIAGRAM Fig. 63: Front Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Microsoft Saturday, September 26, 2009 12:38:44 PM Page 65 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK FIS CIRCUIT 1. Measure resistance between the terminal 1 of FIS harness connector and the terminal 16 (17) of SRSCM harness connector (A). 2. Measure resistance between the terminal 2 of FIS harness connector and the terminal 15 (18) of SRSCM harness connector (A). Specification (resistance) : below 1 ohms Fig. 64: Measuring Resistance Between Terminal 1 Of FIS Harness And Terminal 16 (17) Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check Front Impact Sensor. NO Repair or replace the wiring harness between the FIS and the SRSCM. 3. CHECK FRONT IMPACT SENSOR 1. Replace the front impact sensor (FIS) with a new one.  • Refer to "FRONT IMPACT SENSOR (FIS)" section in this SERVICE MANUAL. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 66 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to FIS? YES  Go to next step. NO Replace the Front Impact Sensor (FIS). 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1330 FRONT IMPACT SENSOR [DRIVER] WRONG ID; DTC B1335 FRONT IMPACT SENSOR [PASSENGER] WRONG ID DTC DESCRIPTION The detecting system for front crash consists of the SRSCM and two Front Impact Sensors (FIS). The SRSCM sets above DTC(s) if it detects wrong FIS is used. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1330 B1335   Probable cause Wrong Front Impact Sensor (FIS) SRSCM Malfunction   Front Impact Sensor (FIS) SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 67 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 65: Front Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE If above DTC is detected replace the Front Impact Sensor. DTC B1346 (1ST STAGE) DRIVER AIRBAG RESISTANCE TOO HIGH; DTC B1347 (1ST STAGE) DRIVER AIRBAG RESISTANCE TOO LOW DTC DESCRIPTION The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB). The SRSCM sets above DTC(s) if it detects that the resistance of DAB squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1346 B1347    Probable cause Too high or low resistance between DAB high (+) and DAB low (-) Driver Airbag (DAB) Malfunction Clockspring Malfunction SRSCM Malfunction     Open or short circuit on wiring harness Driver Airbag (DAB) squib Clockspring SRSCM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 68 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe SCHEMATIC DIAGRAM Fig. 66: Driver Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION DAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK DAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on DAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 5 and 6 of SRSCM harness connector (A). Microsoft Saturday, September 26, 2009 12:38:44 PM Page 69 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DAB resistance : 1.4 ~ 6.2 ohms Fig. 67: Measuring Resistance Between Terminal 5 And 6 Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check open circuit. NO Replace the Driver Airbag (DAB) module. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 2 of DAB harness connector and the terminal 5 of SRSCM harness connector (A). 2. Measure resistance between the terminal 1 of DAB harness connector and the terminal 6 of SRSCM harness connector (A).  Specification (resistance) : below 1 ohms Fig. 68: Measuring Resistance Between Terminal 2 Of DAB Harness And Terminal 5 Of Microsoft Saturday, September 26, 2009 12:38:44 PM Page 70 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of DAB harness connector.  Specification (resistance) : infinity ohms Fig. 69: Measuring Resistance Between Terminal 1 And 2 Of DAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:44 PM Page 71 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC B1348 (1ST STAGE) DRIVER AIRBAG RESISTANCE CIRCUIT SHORT TO GROUND; DTC B1483 (2ND STAGE) DRIVER AIRBAG RESISTANCE CIRCUIT SHORT TO GROUND DTC DESCRIPTION The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB). The SRSCM sets above DTC(s) if it detects short to ground on the DAB circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition   B1348 B1483    Probable cause Short to ground between DAB and clockspring Short to ground between clockspring and SRSCM Driver Airbag (DAB) Malfunction Clockspring Malfunction SRSCM Malfunction     Short to ground circuit on wiring harness Driver Airbag (DAB) squib Clockspring SRSCM SCHEMATIC DIAGRAM Fig. 70: Driver Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE Microsoft Saturday, September 26, 2009 12:38:44 PM Page 72 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 2 of DAB harness connector and chassis ground. Specification (resistance) : infinite Fig. 71: Measuring Resistance Between Terminal 2 Of DAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the DAB Module. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 3. CHECK THE DAB MODULE 1. Replace the Driver Airbag (DAB) with a new one.  • Refer to "DRIVER AIRBAG (DAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 73 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 6. Connect a Hi-Scan (Pro) to the data link connector. 7. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to DAB? YES  Check the clockspring. NO Replace the Driver Airbag (DAB). 4. CHECK THE CLOCKSPRING 1. Check the clockspring.  Is the clockspring normal? YES  Go to next step. NO Replace the clockspring. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1349 (1ST STAGE) DRIVER AIRBAG RESISTANCE CIRCUIT SHORT TO BATTERY; DTC B1484 (2ND STAGE) DRIVER AIRBAG RESISTANCE CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB). The SRSCM sets above DTC(s) if it detects short to battery line on the DAB circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1349 B1484   Probable cause Short to battery line between DAB and clockspring Short to battery line between clockspring and SRSCM   Short to battery line on wiring harness Driver Airbag (DAB) squib Microsoft Saturday, September 26, 2009 12:38:44 PM Page 74 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe    Driver Airbag (DAB) Malfunction Clockspring Malfunction SRSCM Malfunction   Clockspring SRSCM SCHEMATIC DIAGRAM Fig. 72: Driver Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 2 of DAB harness connector and chassis ground. Specification (voltage) : Approximately 0 V Microsoft Saturday, September 26, 2009 12:38:44 PM Page 75 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 73: Measuring Voltage Between Terminal 2 Of DAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the DAB module. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 3. CHECK THE DAB MODULE 1. Replace the Driver Airbag (DAB) with a new one.  • Refer to "DRIVER AIRBAG (DAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to DAB? YES  Check the clockspring. NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 76 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Replace the Driver Airbag (DAB). 4. CHECK THE CLOCKSPRING 1. Check the clockspring.  Is the clockspring normal? YES  Go to next step. NO Replace the clockspring. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1352 (1ST STAGE) PASSENGER AIRBAG RESISTANCE TOO HIGH; DTC B1353 (1ST STAGE) PASSENGER AIRBAG RESISTANCE TOO LOW DTC DESCRIPTION The Passenger Airbag circuit consists of the SRSCM and the Passenger Airbag (PAB). The SRSCM sets above DTC(s) if it detects that the resistance of PAB squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1352 B1353   Probable cause Too high or low resistance between PAB high (+) and PAB low (-) Passenger Airbag (PAB) Malfunction SRSCM Malfunction    Open or short circuit on wiring harness Passenger Airbag (PAB) squib SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 77 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 74: Passenger Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION PAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK PAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on PAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 11 and 12 of SRSCM harness connector (A). PAB resistance : 1.4 ~ 6.2 ohms Microsoft Saturday, September 26, 2009 12:38:44 PM Page 78 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 75: Measuring Resistance Between Terminal 11 And 12 Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Replace the Passenger Airbag (PAB) module. NO Check open circuit. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 1 of PAB harness connector and the terminal 11 of SRSCM harness connector (A). 2. Measure resistance between the terminal 2 of PAB harness connector and the terminal 12 of SRSCM harness connector (A).  Specification (resistance) : below 1 ohms Fig. 76: Measuring Resistance Between Terminal 1 Of PAB Connector And Terminal 11 Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? Microsoft Saturday, September 26, 2009 12:38:44 PM Page 79 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Check short circuit. NO Repair or replace the wiring harness between the PAB and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of PAB harness connector.  Specification (resistance) : infinite Fig. 77: Measuring Resistance Between Terminal 1 And 2 Of PAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the PAB and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1354 (1ST STAGE) PASSENGER AIRBAG CIRCUIT SHORT TO GROUND; DTC B1487 (2ND STAGE) PASSENGER AIRBAG CIRCUIT SHORT TO GROUND DTC DESCRIPTION The Passenger Airbag circuit consists of the SRSCM and the Passenger Airbag (PAB). The SRSCM sets above DTC(s) if it detects short to ground on the PAB circuit. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 80 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1354 B1487    Probable cause Short to ground between PAB module and SRSCM Passenger Airbag (PAB) Malfunction SRSCM Malfunction    Short to ground on wiring harness Passenger Airbag (PAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 78: Passenger Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of PAB harness connector and chassis ground. (PAB stage 1) 2. Measure resistance between the terminal 3 of PAB harness connector and chassis ground. (PAB stage 2) Specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:44 PM Page 81 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 79: Measuring Resistance Between Terminal 1 Of PAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check the PAB Module. NO Repair or replace the wiring harness between the PAB and the SRSCM. 3. CHECK THE PAB MODULE 1. Replace the Passenger Airbag (PAB) with a new one.  • Refer to "PASSENGER AIRBAG (PAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to PAB? YES  Go to next step.  Replace PAB module. NO Microsoft Saturday, September 26, 2009 12:38:44 PM Page 82 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1355 (1ST STAGE) PASSENGER AIRBAG CIRCUIT SHORT TO BATTERY; DTC B1488 (2ND STAGE) PASSENGER AIRBAG CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The Passenger Airbag circuit consists of the SRSCM and the Passenger Airbag (PAB). The SRSCM sets above DTC(s) if it detects short to battery line on the PAB circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1355 B1488   Probable cause Short to battery line between PAB and SRSCM Passenger Airbag (PAB) Malfunction SRSCM Malfunction    Short to battery line circuit on wiring harness Passenger Airbag (PAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 80: Passenger Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:44 PM Page 83 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of PAB harness connector and chassis ground.(PAB stage 1) 4. Measure voltage between the terminal 3 of PAB harness connector and chassis ground.(PAB stage 2) Specification (voltage) : Approximately 0 V Fig. 81: Measuring Voltage Between Terminal 1 Of PAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 5. Is the measured voltage within specification? YES  Check the PAB Module. NO Repair the short to battery line circuit on wiring harness between the PAB and the SRSCM. 3. CHECK THE PAB MODULE 1. Replace the Passenger Airbag (PAB) with a new one.  • Refer to "PASSENGER AIRBAG (PAB)" section in this SERVICE MANUAL. 2. Install the DAB module and connect the DAB connector. Microsoft Saturday, September 26, 2009 12:38:44 PM Page 84 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. 4. 5. 6. 7. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to PAB? YES  Go to next step. NO Replace PAB module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1361 SEAT BELT PRETENSIONER [FRONT-DRIVER] RESISTANCE TOO HIGH; DTC B1362 SEAT BELT PRETENSIONER [FRONT-DRIVER] RESISTANCE TOO LOW; DTC B1367 SEAT BELT PRETENSIONER [FRONT-PASSENGER] RESISTANCE TOO HIGH; DTC B1368 SEAT BELT PRETENSIONER [FRONT-PASSENGER] RESISTANCE TOO LOW DTC DESCRIPTION The Seat Belt Pretensioner circuit consists of the SRSCM and two Seat Belt Pretensioners (BPT). The SRSCM sets above DTC(s) if it detects that the resistance of BPT squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1361 B1362 B1367 B1368    Probable cause Too high or low resistance between BPT high (+) and BPT low (-) Seat Belt Pretensioner (BPT) Malfunction SRSCM Malfunction    Open or short circuit on wiring harness Seat Belt Pretensioner (BPT) squib SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 85 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 82: Seat Belt Pretensioner - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION BPT resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK BPT RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on BPT harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 17 (10) and 18 (9) of SRSCM harness connector (B). Microsoft Saturday, September 26, 2009 12:38:44 PM Page 86 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe BPT resistance : 1.4 ~ 6.2 ohms Fig. 83: Measuring Resistance Between Terminal 17 And 18 Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Replace the Seat Belt Pretensioner (BPT) module. NO Check open circuit. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 1 of BPT harness connector and the terminal 17 (10) of SRSCM harness connector (B). 2. Measure resistance between the terminal 2 of BPT harness connector and the terminal 18 (9) of SRSCM harness connector (B).  Specification (resistance) : below 1 ohms Fig. 84: Measuring Resistance Between Terminal 1 Of BPT Connector And Terminal 17 (10) Microsoft Saturday, September 26, 2009 12:38:44 PM Page 87 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the BPT and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of BPT harness connector.  Specification (resistance) : infinite Fig. 85: Measuring Resistance Between Terminal 1 And 2 Of BPT Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the BPT and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1363 SEAT BELT PRETENSIONER [FRONT-DRIVER] CIRCUIT SHORT TO GROUND; DTC B1369 SEAT BELT PRETENSIONER [FRONT-PASSENGER] CIRCUIT SHORT TO GROUND Microsoft Saturday, September 26, 2009 12:38:44 PM Page 88 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC DESCRIPTION The Seat Belt Pretensioner consists of the SRSCM and two Seat Belt Pretensioners (BPT). The SRSCM sets above DTC(s) if it detects short to ground on the BPT circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1363 B1369    Probable cause Short to ground between BPT and SRSCM Seat Belt Pretensioner (BPT) Malfunction SRSCM Malfunction    Short to ground circuit on wiring harness Seat Belt Pretensioner (BPT) squib SRSCM SCHEMATIC DIAGRAM Fig. 86: Seat Belt Pretensioner - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:44 PM Page 89 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of BPT harness connector and chassis ground. Specification (resistance) : infinite Fig. 87: Measuring Resistance Between Terminal 1 Of BPT Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the BPT Module. NO Repair or replace the wiring harness between the BPT and the SRSCM. 3. CHECK THE BPT MODULE 1. Replace the Belt Pretensioner (BPT) with a new one.  • Refer to "BELT PRETENSIONER (BPT)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Belt Pretensioner (BPT)? YES Microsoft Saturday, September 26, 2009 12:38:44 PM Page 90 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Go to next step. NO Replace BPT module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1364 SEAT BELT PRETENSIONER [FRONT-DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1370 SEAT BELT PRETENSIONER [FRONT-PASSENGER] CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The Seat Belt Pretensioner consists of the SRSCM and two Seat Belt Pretensioners (BPT). The SRSCM sets above DTC(s) if it detects short to battery line on the BPT circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1364 B1370   Probable cause Short to battery line between BPT and SRSCM Seat Belt Pretensioner (BPT) Malfunction SRSCM Malfunction    Short to battery line circuit on wiring harness Seat Belt Pretensioner (BPT) squib SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:44 PM Page 91 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 88: Seat Belt Pretensioner - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of BPT harness connector and chassis ground. Specification (voltage) : Approximately 0 V Microsoft Saturday, September 26, 2009 12:38:45 PM Page 92 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 89: Measuring Voltage Between Terminal 1 Of BPT Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the BPT Module. NO Repair the short to battery line circuit on wiring harness between the BPT and the SRSCM. 3. CHECK THE BPT MODULE 1. Replace the Belt Pretensioner (BPT) with a new one.  • Refer to "BELT PRETENSIONER (BPT)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Belt Pretensioner (BPT)? YES  Go to next step.  Replace BPT module. NO Microsoft Saturday, September 26, 2009 12:38:45 PM Page 93 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1378 SIDE AIRBAG [FRONT-DRIVER] RESISTANCE TOO HIGH; DTC B1379 SIDE AIRBAG [FRONT-DRIVER] RESISTANCE TOO LOW; DTC B1382 SIDE AIRBAG [FRONTPASSENGER] RESISTANCE TOO HIGH; DTC B1383 SIDE AIRBAG [FRONT-PASSENGER] RESISTANCE TOO LOW DTC DESCRIPTION The Side Airbag circuit consists of the SRSCM and four Side Airbags (SAB). The SRSCM sets above DTC(s) if it detects that the resistance of SAB squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1378 B1379 B1382 B1383    Probable cause Too high or low resistance between SAB high (+) and SAB low (-) Side Airbag (SAB) Malfunction SRSCM Malfunction    Open or short circuit on wiring harness Side Airbag (SAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 90: Side Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 94 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe SPECIFICATION SAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on SAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 20 (7) and 19 (8) of SRSCM harness connector (B). SAB resistance : 1.4 ~ 6.2 ohms Fig. 91: Measuring Resistance Between Terminal 20 (7) And 19 (8) Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES Microsoft Saturday, September 26, 2009 12:38:45 PM Page 95 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Replace the Side Airbag (SAB) module. NO Check open circuit. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 1 of SAB harness connector and the terminal 20 (7) of SRSCM harness connector (B). 2. Measure resistance between the terminal 2 of SAB harness connector and the terminal 19 (8) of SRSCM harness connector (B).  Specification (resistance) : below 1 ohms Fig. 92: Measuring Resistance Between Terminal 1 Of SAB Connector And Terminal 20 (7) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the SAB and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of SAB harness connector.  Specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 96 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 93: Measuring Resistance Between Terminal 1 And 2 Of SAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the SAB and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1380 SIDE AIRBAG [FRONT-DRIVER] CIRCUIT SHORT TO GROUND; DTC B1384 SIDE AIRBAG [FRONT-PASSENGER] CIRCUIT SHORT TO GROUND DTC DESCRIPTION The Side Airbag circuit consists of the SRSCM and four Side Airbags (SAB). The SRSCM sets above DTC(s) if it detects short to ground on the SAB circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1380 B1384    Probable cause Short to ground between SAB and SRSCM Side Airbag (SAB) Malfunction SRSCM Malfunction    Short to ground circuit on wiring harness Side Airbag (SAB) squib SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 97 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 94: Side Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of SAB harness connector and chassis ground. Specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 98 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 95: Measuring Resistance Between Terminal 1 Of SAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the SAB Module. NO Repair or replace the wiring harness between the SAB and the SRSCM. 3. CHECK THE SAB MODULE 1. Replace the Side Airbag (SAB) with a new one.  • Refer to "SIDE AIRBAG (SAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Airbag (SAB)? YES  Go to next step. NO Replace SAB module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1381 SIDE AIRBAG [FRONT-DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1385 SIDE AIRBAG [FRONT-PASSENGER] CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The Side Airbag circuit consists of the SRSCM and four Side Airbags (SAB). The SRSCM sets above DTC(s) if it detects short to battery line on the SAB circuit. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 99 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1381 B1385   Probable cause Short to battery line between SAB and SRSCM Side Airbag (SAB) Malfunction SRSCM Malfunction    Short to battery line circuit on wiring harness Side Airbag (SAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 96: Side Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 100 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. Measure voltage between the terminal 1 of SAB harness connector and chassis ground. Specification (voltage) : Approximately 0 V Fig. 97: Measuring Voltage Between Terminal 1 Of SAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the SAB Module. NO Repair the short to battery line circuit on wiring harness between the SAB and the SRSCM. 3. CHECK THE SAB MODULE 1. Replace the Side Airbag (SAB) with a new one.  • Refer to "SIDE AIRBAG (SAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Airbag (SAB)? YES  Go to next step. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 101 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe NO Replace SAB module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1387 SEAT TRACK POSITION SENSOR [DRIVER] SHORT OR SHORT TO GROUND DTC DESCRIPTION The Seat Track Position Sensor (STPS) circuit consists of the SRSCM and STPS. The SRSCM sets above DTC (s) if it detects short or short to ground on the STPS circuit. The "Seat Forward" status currently represents a seat position in which the deployment of the second stage airbag is prohibited. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition   B1387   Short between STPS and SRSCM Short to ground between STPS and SRSCM STPS Malfunction SRSCM Malfunction Probable cause    Short or short to ground circuit on wiring harness STPS SRSCM SCHEMATIC DIAGRAM Fig. 98: Seat Track Position Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 102 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe SPECIFICATION STPS STATUS REFERENCE STPS Status Short to Battery Forward Rearward Short to Ground Current (mA) <2 4~7 12 ~ 17 > 21 Related DTC B1388 B1387 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT OR SHORT TO GROUND 1. Disconnect the STPS connector. 2. Measure resistance between the terminal 1 of STPS harness connector and chassis ground. 3. Measure resistance between the terminal 1 and 2 of STPS harness connector. specification (resistance) : infinite Fig. 99: Measuring Resistance Between Terminal 1 Of STPS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured resistance within specification? YES Microsoft Saturday, September 26, 2009 12:38:45 PM Page 103 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Check the STPS. NO Repair or replace the wiring harness between the STPS and the SRSCM. 3. CHECK THE SEAT TRACK POSITION SENSOR (STPS) 1. Measure current between the terminal 1 of STPS and 32 of SRSCM.  Specification (current) : 12 ~ 17 mA (Rearward status), 4 ~ 7 mA (Forward status) 2. Is the measured current within specification? YES  Go to next stop. NO Replace the STPS. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1388 SEAT TRACK POSITION SENSOR [DRIVER] SHORT OR SHORT TO BATTERY DTC DESCRIPTION The Seat Track Position Sensor (STPS) circuit consists of the SRSCM and STPS. The SRSCM sets above DTC (s) if it detects short or short to battery line on the STPS circuit. The "Seat Forward" status currently represents a seat position in which the deployment of the second stage airbag is prohibited. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition   B1388   Probable cause Short between STPS and SRSCM Short to battery line between STPS and SRSCM STPS Malfunction SRSCM Malfunction    Short or short to battery line circuit on wiring harness STPS SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 104 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 100: Seat Track Position Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION STPS STATUS REFERENCE STPS Status Short to Battery Forward Rearward Short to Ground Current (mA) <2 4~7 12 ~ 17 > 21 Related DTC B1388 B1387 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT CIRCUIT 1. Disconnect the STPS connector. 2. Measure resistance between the terminal 1 and 2 of STPS harness connector. specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 105 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 101: Measuring Resistance Between Terminal 1 And 2 Of STPS Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short to battery. NO Repair the short circuit on wiring harness between the STPS and the SRSCM. 3. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of STPS harness connector and chassis ground.  specification (voltage) : Approximately 0 V Fig. 102: Measuring Voltage Between Terminal 1 Of STPS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? Microsoft Saturday, September 26, 2009 12:38:45 PM Page 106 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Check the STPS. NO Repair the short to battery line circuit on wiring harness between the STPS and the SRSCM. 4. CHECK THE SEAT TRACK POSITION SENSOR (STPS) 1. Measure current between the terminal 1 of STPS and 32 of SRSCM.  Specification (current) : 12 ~ 17 mA (Rearward status), 4 ~ 7 mA (Forward status) 2. Is the measured current within specification? YES  Go to next stop. NO Replace the STPS. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1389 SEAT TRACK POSITION SENSOR [DRIVER] DEFECT DTC DESCRIPTION The Seat Track Position Sensor (STPS) circuit consists of the SRSCM and STPS. The SRSCM sets above DTC (s) if it detects the STPS fault. The "Seat Forward" status currently represents a seat position in which the deployment of the second stage airbag is prohibited. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1389   Probable cause STPS Malfunction SRSCM Malfunction   STPS SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 107 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 103: Seat Track Position Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION STPS STATUS REFERENCE STPS Status Short to Battery Forward Rearward Short to Ground Current (mA) <2 4~7 12 ~ 17 > 21 Related DTC B1388 B1387 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK THE SEAT TRACK POSITION SENSOR (STPS) 1. Measure current between the terminal 1 of STPS and 32 of SRSCM. Specification (current) : 12 ~ 17 mA (Rearward status), 4 ~ 7 mA (Forward status) 2. Is the measured current within specification? YES Microsoft Saturday, September 26, 2009 12:38:45 PM Page 108 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Go to next stop. NO Replace the STPS. 3. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1395 FIRING LOOP INTERCONNECTION FAULT I DTC DESCRIPTION While start up phase, SRSCM will measure cross link of squibs. If one of them is failed during interconnection test, then SRSCM will store interconnection fault. Once the interconnection fault is detected, it remains active continuously till the fault is erased. Only one fault code is assigned for all interconnection fault. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT CIRCUIT 1. Measure resistance between following squibs.(DAB - PAB, DAB - SAB, DAB - CAB, DAB BPT, PAB - SAB, PAB - CAB, PAB - BPT, SAB - PAB, SAB - CAB, SAB - BPT, CAB - BPT) Specification (resistance) : infinite 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between two squibs. 3. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:45 PM Page 109 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC B1400 SIDE IMPACT SENSOR [FRONT-DRIVER] DEFECT; DTC B1403 SIDE IMPACT SENSOR [FRONT-PASSENGER] DEFECT; DTC B1409 SIDE IMPACT SENSOR [FRONT-DRIVER] COMMUNICATION ERROR; DTC B1410 SIDE IMPACT SENSOR [FRONT-PASSENGER] COMMUNICATION ERROR DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects that any SIS is defective or there is communication error between any SIS and the SRSCM. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1400  Open between SIS and SRSCM B1403  Side Impact Sensor (SIS) Malfunction B1409  SRSCM Malfunction B1410 Probable cause    Wiring Harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Fig. 104: Side Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:45 PM Page 110 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SIS CIRCUIT 1. Measure resistance between the terminal 1 of SIS harness connector and the terminal 26 (29) of SRSCM harness connector (B). 2. Measure resistance between the terminal 2 of SIS harness connector and the terminal 27 (28) of SRSCM harness connector (B). Specification (resistance) : below 1 ohms Fig. 105: Measuring Resistance Between Terminal 1 Of SIS Connector And Terminal 26 (29) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check Side Impact Sensor. NO Repair or replace the wiring harness between the SIS and the SRSCM. 3. CHECK THE SIDE IMPACT SENSOR 1. Replace the Side Impact Sensor (SIS) with a new one.  • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. Install the DAB module and connect the DAB connector. 3. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. 4. Connect the SRSCM connector. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 111 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 5. Connect the battery negative cable to the battery. 6. Connect a Hi-Scan (Pro) to the data link connector. 7. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step. NO Replace SIS. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1401 SIDE IMPACT SENSOR [FRONT-DRIVER] CIRCUIT SHORT TO GROUND; DTC B1404 SIDE IMPACT SENSOR [FRONT-PASSENGER] CIRCUIT SHORT TO GROUND DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects short to ground on the SIS circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1401 B1404    Probable cause Short to ground between SIS and SRSCM Side Impact Sensor (SIS) Malfunction SRSCM Malfunction    Short to ground circuit on wiring harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 112 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 106: Side Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of SIS harness connector and chassis ground. specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 113 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 107: Measuring Resistance Between Terminal 1 Of SIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the SIS. NO Repair or replace the wiring harness between the SIS and the SRSCM. 3. CHECK THE SIDE IMPACT SENSOR 1. Replace the Side Impact Sensor (SIS) with a new one.  • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step. NO Replace SIS module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1402 SIDE IMPACT SENSOR [FRONT-DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1405 SIDE IMPACT SENSOR [FRONT-PASSENGER] CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects short to battery line on the SIS circuit. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 114 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1402 B1405   Probable cause Short to battery line between SIS and SRSCM Side Impact Sensor (SIS) Malfunction SRSCM Malfunction    Short to battery line circuit on wiring harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Fig. 108: Side Impact Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 115 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. Measure voltage between the terminal 1 of SIS harness connector and chassis ground. specification (voltage) : Approximately 0V Fig. 109: Measuring Voltage Between Terminal 1 Of SIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the SIS Module. NO Repair the short to battery line circuit on wiring harness between the SIS and the SRSCM. 3. CHECK THE SIS MODULE 1. Replace the Side Impact Sensor (SIS) with a new one.  • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 116 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe NO Replace SIS module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1412 SIDE IMPACT SENSOR [REAR-DRIVER] COMMUNICATION ERROR; DTC B1413 SIDE IMPACT SENSOR [REAR-PASSENGER] COMMUNICATION ERROR; DTC B1418 SIDE IMPACT SENSOR [REAR-DRIVER] DEFECT; DTC B1419 SIDE IMPACT SENSOR [REARPASSENGER] DEFECT DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects that any SIS is defective or there is communication error between any SIS and the SRSCM. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1412  Open between SIS and SRSCM B1413  Side Impact Sensor (SIS) Malfunction B1418  SRSCM Malfunction B1419 Probable cause    Wiring Harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 117 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 110: Side Impact Sensor - Schematic Diagram (Rear-Driver) Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SIS CIRCUIT 1. Measure resistance between the terminal 1 of SIS harness connector and the terminal 22 (23) of SRSCM harness connector (B). 2. Measure resistance between the terminal 2 of SIS harness connector and the terminal 21 (24) of SRSCM harness connector (B). Specification (resistance) : below 1 ohms Fig. 111: Measuring Resistance Between Terminal 1 Of SIS Connector And Terminal 22 (23) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check Side Impact Sensor. NO Repair or replace the wiring harness between the SIS and the SRSCM. 3. CHECK THE SIDE IMPACT SENSOR 1. Replace the Side Impact Sensor (SIS) with a new one.  Microsoft Saturday, September 26, 2009 12:38:45 PM Page 118 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step. NO Replace SIS. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1414 SIDE IMPACT SENSOR [FRONT-DRIVER] WRONG ID; DTC B1415 SIDE IMPACT SENSOR [FRONT-PASSENGER] WRONG ID; DTC B1416 SIDE IMPACT SENSOR [REARDRIVER] WRONG ID; DTC B1417 SIDE IMPACT SENSOR [REAR-PASSENGER] WRONG ID DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects that wrong SIS is used. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1414 B1415  Wrong Side Impact Sensor (SIS) B1416  SRSCM Malfunction B1417 Probable cause   Side Impact Sensor (SIS) SRSCM TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE Microsoft Saturday, September 26, 2009 12:38:45 PM Page 119 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe If above DTC is detected replace the side impact sensor. DTC B1451 SIDE IMPACT SENSOR [REAR-DRIVER] CIRCUIT SHORT TO GROUND; DTC B1454 SIDE IMPACT SENSOR [REAR-PASSENGER] CIRCUIT SHORT TO GROUND DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects short to ground on the SIS circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1451 B1454    Probable cause Short to ground between SIS and SRSCM Side Impact Sensor (SIS) Malfunction SRSCM Malfunction    Short to ground circuit on wiring harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Fig. 112: Side Impact Sensor - Schematic Diagram (Rear-Driver) Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE Microsoft Saturday, September 26, 2009 12:38:45 PM Page 120 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of SIS harness connector and chassis ground. specification (resistance) : infinite Fig. 113: Measuring Resistance Between Terminal 1 Of SIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the SIS. NO Repair or replace the wiring harness between the SIS and the SRSCM. 3. CHECK THE SIDE IMPACT SENSOR 1. Replace the Side Impact Sensor (SIS) with a new one.  • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 121 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step. NO Replace SIS module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1452 SIDE IMPACT SENSOR [REAR-DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1455 SIDE IMPACT SENSOR [REAR-PASSENGER] CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The detecting system for side crash consists of the SRSCM and four Side Impact Sensors (SIS). The SRSCM sets above DTC(s) if it detects short to battery line on the SIS circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1452 B1455   Probable cause Short to battery line between SIS and SRSCM Side Impact Sensor (SIS) Malfunction SRSCM Malfunction    Short to battery line circuit on wiring harness Side Impact Sensor (SIS) SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 122 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 114: Side Impact Sensor - Schematic Diagram (Rear-Driver) Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of SIS harness connector and chassis ground. specification (voltage) : Approximately 0V Microsoft Saturday, September 26, 2009 12:38:45 PM Page 123 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 115: Measuring Voltage Between Terminal 1 Of SIS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the SIS Module. NO Repair the short to battery line circuit on wiring harness between the SIS and the SRSCM. 3. CHECK THE SIS MODULE 1. Replace the Side Impact Sensor (SIS) with a new one.  • Refer to "SIDE IMPACT SENSOR (SIS)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Side Impact Sensor (SIS)? YES  Go to next step.  Replace SIS module. NO Microsoft Saturday, September 26, 2009 12:38:45 PM Page 124 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1473 CURTAIN AIRBAG [DRIVER] RESISTANCE TOO HIGH; DTC B1474 CURTAIN AIRBAG [DRIVER] RESISTANCE TOO LOW; DTC B1477 CURTAIN AIRBAG [PASSENGER] RESISTANCE TOO HIGH; DTC B1478 CURTAIN AIRBAG [PASSENGER] RESISTANCE TOO LOW DTC DESCRIPTION The CAB squib circuit consists of the SRSCM and two Curtain Airbags (CAB). It causes the SRS to deploy when the SRS deployment conditions are satisfied. The above DTC is recorded when the CAB resistance too high or low is detected in the CAB squib circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1473 B1474 B1477 B1478    Probable cause Too high or low resistance between CAB high (+) and CAB low (-) Curtain Airbag (CAB) Malfunction SRSCM Malfunction    Open or short circuit on wiring harness Curtain Airbag (CAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 116: Curtain Airbag - Schematic Diagram Microsoft Saturday, September 26, 2009 12:38:45 PM Page 125 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Courtesy of HYUNDAI MOTOR CO. SPECIFICATION CAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK CAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on CAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 2 (12) and 1 (11) of SRSCM harness connector (B). CAB resistance : 1.4 ~ 6.2 ohms Fig. 117: Measuring Resistance Between Terminal 2 (12) And 1 (11) Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:45 PM Page 126 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. Is the measured resistance within specification? YES  Replace the Curtain Airbag (CAB) module. NO Check open circuit. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 2 of CAB harness connector and the terminal 2 (12) of SRSCM harness connector (B). 2. Measure resistance between the terminal 1 of CAB harness connector and the terminal 1 (11) of SRSCM harness connector (B).  Specification (resistance) : below 1 ohms Fig. 118: Measuring Resistance Between Terminal 2 Of CAB Connector And Terminal 2 (12) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the CAB and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of CAB harness connector.  Specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 127 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 119: Measuring Resistance Between Terminal 1 And 2 Of CAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the CAB and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1475 CURTAIN AIRBAG [DRIVER] CIRCUIT SHORT TO GROUND; DTC B1479 CURTAIN AIRBAG [PASSENGER] CIRCUIT SHORT TO GROUND DTC DESCRIPTION The CAB squib circuit consists of the SRSCM and two Curtain Airbags (CAB). It causes the SRS to deploy when the SRS deployment conditions are satisfied. The above DTC is recorded when short to ground is detected in the CAB squib circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1475 B1479    Probable cause Short to ground between CAB and SRSCM Curtain Airbag (CAB) Malfunction SRSCM Malfunction    Short to ground circuit on wiring harness Curtain Airbag (CAB) squib SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:45 PM Page 128 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 120: Curtain Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 2 of CAB harness connector and chassis ground. Specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:45 PM Page 129 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 121: Measuring Resistance Between Terminal 2 Of CAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check the CAB Module.. NO Repair or replace the wiring harness between the CAB and the SRSCM. 3. CHECK THE CAB MODULE 1. Replace the Curtain Airbag (CAB) with a new one.  • Refer to "CURTAIN AIRBAG (CAB)" section in this SERVICE MANUAL. 2. 3. 4. 5. 6. 7. Install the DAB module and connect the DAB connector. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Curtain Airbag (CAB)? YES  Go to next step.  Replace CAB module. NO Microsoft Saturday, September 26, 2009 12:38:45 PM Page 130 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1476 CURTAIN AIRBAG [DRIVER] CIRCUIT SHORT TO BATTERY; DTC B1480 CURTAIN AIRBAG [PASSENGER] CIRCUIT SHORT TO BATTERY DTC DESCRIPTION The CAB squib circuit consists of the SRSCM and CAB. It causes the SRS to deploy when the SRS deployment conditions are satisfied. The above DTC is recorded when short to battery is detected in the CAB squib circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1476 B1480   Short to battery between CAB and SRSCM Curtain Airbag (CAB) Malfunction SRSCM Malfunction Probable cause    Short to battery line circuit on wiring harness Curtain Airbag (CAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 122: Curtain Airbag - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Microsoft Saturday, September 26, 2009 12:38:45 PM Page 131 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 2 of CAB harness connector and chassis ground. Specification (voltage) : Approximately 0 V Fig. 123: Measuring Voltage Between Terminal 2 Of CAB Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the CAB Module. NO Repair the short to battery line circuit on wiring harness between the CAB and the SRSCM. 3. CHECK THE CAB MODULE 1. Replace the Curtain Airbag (CAB) with a new one.  • Refer to "CURTAIN AIRBAG (CAB)" section in this SERVICE MANUAL. 2. Install the DAB module and connect the DAB connector. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 132 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. 4. 5. 6. 7. Connect the connectors of the PAB, SAB, CAB, BPT, FIS and SIS. Connect the SRSCM connector. Connect the battery negative cable to the battery. Connect a Hi-Scan (Pro) to the data link connector. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to Curtain Airbag (CAB)? YES  Go to next step. NO Replace CAB module. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1481 (2ND STAGE) DRIVER AIRBAG RESISTANCE TOO HIGH; DTC B1482 (2ND STAGE) DRIVER AIRBAG RESISTANCE TOO LOW DTC DESCRIPTION The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB) which has two squib circuits. The SRSCM sets above DTC(s) if it detects that the resistance of DAB squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1481 B1482    Probable cause Too high or low resistance between DAB high (+) and DAB low (-) Driver Airbag (DAB) Malfunction Clockspring Malfunction SRSCM Malfunction     Open or short circuit on wiring harness Driver Airbag (DAB) squib Clockspring SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:46 PM Page 133 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 124: Driver Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION DAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK DAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on DAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 3 and 4 of SRSCM harness connector (A). DAB resistance : 1.5 ~ 5.7 ohms Microsoft Saturday, September 26, 2009 12:38:46 PM Page 134 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 125: Measuring Resistance Between Terminal 3 And 4 Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check open circuit. NO Replace the Driver Airbag (DAB) module. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 2 of DAB harness connector and the terminal 4 of SRSCM harness connector (A). 2. Measure resistance between the terminal 1 of DAB harness connector and the terminal 3 of SRSCM harness connector (A).  Specification (resistance) : below 1 ohms Fig. 126: Measuring Resistance Between Terminal 2 Of DAB Connector And Terminal 4 Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 135 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 1 and 2 of DAB harness connector.  Specification (resistance) : infinity ohms Fig. 127: Measuring Resistance Between Terminal 1 And 2 Of DAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1485 (2ND STAGE) PASSENGER AIRBAG RESISTANCE TOO HIGH; DTC B1486 (2ND STAGE) PASSENGER AIRBAG RESISTANCE TOO LOW Microsoft Saturday, September 26, 2009 12:38:46 PM Page 136 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC DESCRIPTION The Passenger Airbag circuit consists of the SRSCM and the Passenger Airbag (PAB) which has two squib circuits. The SRSCM sets above DTC(s) if it detects that the resistance of PAB squib is too high or low. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1485 B1486   Probable cause Too high or low resistance between PAB high (+) and PAB low (-) Passenger Airbag (PAB) Malfunction SRSCM Malfunction    Open or short circuit on wiring harness Passenger Airbag (PAB) squib SRSCM SCHEMATIC DIAGRAM Fig. 128: Passenger Airbag Resistance - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION PAB resistance : 1.4 ~ 6.2 ohms TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Microsoft Saturday, September 26, 2009 12:38:46 PM Page 137 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK PAB RESISTANCE CAUTION: Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. 1. Connect the Dummy and the Dummy Adapter on PAB harness connector. • Refer to "SPECIAL SERVICE TOOL" section in this SERVICE MANUAL for the SST No. of Dummy and Dummy Adapter. 2. Measure resistance between the terminal 9 and 10 of SRSCM harness connector (A). PAB resistance : 1.4 ~ 6.2 ohms Fig. 129: Measuring Resistance Between Terminal 9 And 10 Of SRSCM Harness Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Replace the Passenger Airbag (PAB) module. NO Check open circuit. 3. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 3 of PAB harness connector and the terminal 10 of SRSCM harness connector (A). 2. Measure resistance between the terminal 4 of PAB harness connector and the terminal 9 of SRSCM harness connector (A).  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 138 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Specification (resistance) : below 1 ohms Fig. 130: Measuring Resistance Between Terminal 3 Of PAB Connector And Terminal 10 Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the PAB and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 3 and 4 of PAB harness connector.  Specification (resistance) : infinite Fig. 131: Measuring Resistance Between Terminal 3 And 4 Of PAB Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES Microsoft Saturday, September 26, 2009 12:38:46 PM Page 139 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Go to next step. NO Repair or replace the wiring harness between the PAB and the SRSCM. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1489 PASSENGER OCCUPANT CLASSIFICATION (OC) ECU DEFECT; DTC B1490 PASSENGER OCCUPANT CLASSIFICATION (OC) SENSOR (BLADDER) DEFECT; DTC B1493 PASSENGER OCCUPANT CLASSIFICATION (OC) SYSTEM COMMUNICATION ERROR; DTC B1494 PASSENGER OCCUPANT CLASSIFICATION (OC) SYSTEM WRONG ID DTC DESCRIPTION The passenger occupant classification system consists of the SRSCM and the OC module. The above DTC is recorded when a defect or communication error of the OC module is detected in the OC module circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1489 B1490  OC module Malfunction B1493  SRSCM Malfunction B1494 Probable cause    Wiring Harness OC module SRSCM SCHEMATIC DIAGRAM Fig. 132: Passenger Occupant Classification - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 140 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe TERMINAL & CONNECTOR INSPECTION 1. Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 4 of OC module harness connector and the terminal 36 of SRSCM harness connector (B). 2. Measure resistance between the terminal 5 of OC module harness connector and the terminal 37 of SRSCM harness connector (B). specification (resistance) : below 1 ohms Fig. 133: Measuring Resistance Between Terminal 4 Of OC Module Connector And Terminal 36 Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Check short to ground. NO Repair the open circuit on wiring harness between the OC module and the SRSCM. 3. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 4 of OC module harness connector and chassis ground.  specification (resistance) : infinite Microsoft Saturday, September 26, 2009 12:38:46 PM Page 141 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 134: Measuring Resistance Between Terminal 4 Of OC Module Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Check short circuit. NO Repair or replace the wiring harness between the OC module and the SRSCM. 4. CHECK SHORT CIRCUIT 1. Measure resistance between the terminal 4 and 5 OC module harness connector.  Specification (resistance) : infinite Fig. 135: Measuring Resistance Between Terminal 4 And 5 OC Module Harness Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES Microsoft Saturday, September 26, 2009 12:38:46 PM Page 142 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe  Go to next stop. NO Repair or replace the wiring harness between the OC module and the SRSCM. 5. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 4 of OC module harness connector and chassis ground.  specification (voltage) : Approximately 0 V Fig. 136: Measuring Voltage Between Terminal 4 Of OC Module Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the OC module. NO Repair the short to battery line on the wiring harness between the OC module and the SRSCM. 6. CHECK THE OC MODULE 1. Replace the OC module with a new one.  Refer to OCS section in this SERVICE MANUAL. 2. Turn the ignition switch to LOCK. 3. Connect the OC module connector. 4. Connect the SRSCM connector. 5. Connect the battery negative cable to the battery.  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 143 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 6. Connect Hi-Scan (Pro) to the data link connector. 7. Turn the ignition switch to ON and check the vehicle again. Does Hi-Scan (Pro) indicate any DTC related to OC module? YES  Go to next step. NO Replace OC module. 7. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) NOTE: Be sure to perform OCS (PODS) reset with Hi-Scan (Pro) after clearing the OCS related DTC. DTC B1495 BELT TENSION SENSOR (BTS) DEFECT DTC DESCRIPTION The passenger occupant detecting system consists of the SRSCM and the OC module. The SRSCM sets above DTCs if it detects short to battery line or short to ground between BTS and OC module. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1495    Probable cause Short to battery or ground between BTS and OC module Open between BTS and OC module BTS Malfunction OC module Malfunction     Short to battery or ground circuit on wiring harness Open circuit on wiring harness BTS OC module SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:46 PM Page 144 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 137: Belt Tension Sensor - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION 1. Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT TO GROUND 1. Measure resistance between the terminal 1 of BTS harness connector and chassis ground. 2. Measure resistance between the terminal 2 and 3 of BTS harness connector. specification (resistance) : infinite Fig. 138: Measuring Resistance Between Terminal 1 Of BTS Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? Microsoft Saturday, September 26, 2009 12:38:46 PM Page 145 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Go to next step. NO Repair or replace the wiring harness between the BTS and the OC module. 3. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 1 of BTS harness connector and chassis ground.  Specification (voltage) : Approximately 0 V Fig. 139: Measuring Voltage Between Terminal 1 Of BTS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Go to next stop. NO Repair the short to battery line circuit on wiring harness between the BTS and the OC module. 4. CHECK BTS CIRCUIT 1. Disconnect the battery negative cable from the battery and wait for at least 3 minutes. 2. Measure resistance between the terminal 1 of BTS harness connector and the terminal 3 of OC module harness connector. 3. Measure resistance between the terminal 2 of BTS harness connector and the terminal 2 of OC module harness connector.  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 146 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe specification (resistance) : below 1 ohms Fig. 140: Measuring Resistance Between Terminal 1 Of BTS Connector And Terminal 3 Of OC Module Connector Courtesy of HYUNDAI MOTOR CO. 4. Is the measured resistance within specification? YES  Check Belt Tension Sensor. NO Repair or replace the wiring harness between the BTS and the OC module. 5. CHECK THE BELT TENSION SENSOR 1. Replace the Belt Tension Sensor with a new one. 2. Connect the BTS connector. 3. Connect the OC module connector. 4. Connect the SRSCM connector. 5. Connect the battery negative cable to the battery. 6. Connect Hi-Scan (Pro) to the data link connector. 7. Turn the ignition switch to ON and check the vehicle again.  Does Hi-Scan (Pro) indicate any DTC related to Belt Tension Sensor (BTS)? YES  Go to next step. NO Replace BTS (with seat belt). 6. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 147 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1496 PASSENGER OCCUPANT CLASSIFICATION (OC) SYSTEM NOT CALIBRATION DTC DESCRIPTION The passenger occupant classification system consists of the SRSCM and OC module. The above DTC is recorded when OC system not calibration is detected in the OC module circuit. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1496  OC system not calibration Probable cause  OC module TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. If the above mentioned DTC is detected, replace the seat cushion as an assembly. It can't be repaired. 2. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1511 SEAT BELT BUCKLE SWITCH [DRIVER] OPEN OR SHORT TO BATTERY; DTC B1513 SEAT BELT BUCKLE SWITCH [PASSENGER] OPEN OR SHORT TO BATTERY DTC DESCRIPTION The Seat Belt Buckle Switch (BS) circuit consists of the SRSCM and two BS. The SRSCM sets above DTC(s) if it detects open or short to battery line on the BS circuit. This system decides whether the driver or passenger seat belt is buckled or not. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1511 B1513    Probable cause Open between BS and SRSCM (Current I < 2.0 mA). Short to battery line between BS and SRSCM (Current I < 2.0 mA) Seat Belt Buckle Switch (BS) Malfunction SRSCM Malfunction    Open or short to battery line circuit on wiring harness Seat Belt Buckle Switch (BS) SRSCM Microsoft Saturday, September 26, 2009 12:38:46 PM Page 148 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe SCHEMATIC DIAGRAM Fig. 141: Seat Belt Buckle Switch - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION BS STATUS REFERENCE BS Status Open or Short to Battery Unbuckled Buckled Short to Ground Current (mA) < 2.0 4 ~ 7.0 12 ~ 18 > 22 Related DTC B1511, B1513 B1512, B1514 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK OPEN CIRCUIT 1. Disconnect the BS connector. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 149 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe 2. Measure resistance between the terminal 3 of BS harness connector and the terminal 25 (30) of SRSCM harness connector (B). specification (Resistance) : below 1 ohms Fig. 142: Measuring Resistance Between Terminal 3 Of BS Connector And Terminal 25 (30) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 3. Is the measured resistance within specification? YES  Go to next step. NO Repair or replace the wiring harness between the BS and the SRSCM. 3. CHECK SHORT TO BATTERY LINE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 3 of BS harness connector and chassis ground.  specification (voltage) : Approximately 0 V Fig. 143: Measuring Voltage Between Terminal 3 Of BS Harness Connector And Chassis Microsoft Saturday, September 26, 2009 12:38:46 PM Page 150 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check the seat belt buckle switch (BS). NO Repair the short to battery line circuit on wiring harness between the BS and the SRSCM. 4. CHECK THE SEAT BELT BUCKLE SWITCH (BS) 1. Measure current between the terminal 3 of BS and 25 (30) of SRSCM harness connector (B).  specification (current): 12.0 ~ 18.0 mA (Buckled status), 4.0 ~ 7.0 mA (Unbuckled status) 2. Is the wiring harness normal? YES  Go to next stop. NO Replace the BS. 5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1512 SEAT BELT BUCKLE SWITCH [DRIVER] SHORT OR SHORT TO GROUND; DTC B1514 SEAT BELT BUCKLE SWITCH [PASSENGER] SHORT OR SHORT TO GROUND DTC DESCRIPTION The Seat Belt Buckle Switch (BS) circuit consists of the SRSCM and two BS. The SRSCM sets above DTC(s) if it detects short or short to ground on the BS circuit. This system decides whether the driver or passenger seat belt is buckled or not. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition  B1512 Probable cause Short or Short to ground between BS and SRSCM (Current 1 > 22 mA)  short or short to ground circuit on wiring harness Microsoft Saturday, September 26, 2009 12:38:46 PM Page 151 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe B1514   Seat Belt Buckle Switch (BS) Malfunction SRSCM Malfunction   Seat Belt Buckle Switch (BS) SRSCM SCHEMATIC DIAGRAM Fig. 144: Seat Belt Buckle Switch - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. SPECIFICATION BS STATUS REFERENCE BS Status Open or Short to Battery Unbuckled Buckled Short to Ground Current (mA) < 2.0 4.0 ~ 7.0 12.0 ~ 18.0 > 22 Related DTC B1511, B1513 B1512, B1514 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Microsoft Saturday, September 26, 2009 12:38:46 PM Page 152 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK SHORT OR SHORT TO GROUND 1. Disconnect the BS connector. 2. Measure resistance between the terminal 3 of BS harness connector and chassis ground. 3. Measure resistance between the terminal 3 and 4 of BS harness connector. specification (Resistance) : Infinite Fig. 145: Measuring Resistance Between Terminal 3 Of BS Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured resistance within specification? YES  Go to next step. NO Repair the short or short to ground circuit on wiring harness between the BS and the SRSCM. 3. CHECK THE SEAT BELT BUCKLE SWITCH (BS) 1. Measure current between the terminal 3 of BS and 25 (30) of SRSCM harness connector (B).  specification (current) : 12.0 ~ 18.0 mA (Buckled status), 4.0 ~ 7.0 mA (Unbuckled status) 2. Is the wiring harness normal? YES  Go to next stop. NO Microsoft Saturday, September 26, 2009 12:38:46 PM Page 153 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Replace the BS. 4. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1515 SEAT BELT BUCKLE SWITCH [DRIVER] DEFECT; DTC B1516 SEAT BELT BUCKLE SWITCH [PASSENGER] DEFECT; DTC B1517 SEAT BELT BUCKLE SWITCH [DRIVER] INSTABILITY; DTC B1518 SEAT BELT BUCKLE SWITCH [PASSENGER] INSTABILITY DTC DESCRIPTION The Seat Belt Buckle Switch (BS) circuit consists of the SRSCM and two BS. The SRSCM sets above DTC(s) if it detects the BS faults. This system decides whether the driver or passenger seat belt is buckled or not. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1515  Seat Belt Buckle Switch (BS) Malfunction B1516 B1517  SRSCM Malfunction B1518 Probable cause   Seat Belt Buckle Switch (BS) SRSCM SCHEMATIC DIAGRAM Fig. 146: Seat Belt Buckle Switch - Schematic Diagram Microsoft Saturday, September 26, 2009 12:38:46 PM Page 154 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Courtesy of HYUNDAI MOTOR CO. SPECIFICATION BS STATUS REFERENCE BS Status Open or Short to Battery Unbuckled Buckled Short or Short to Ground Current (mA) < 2.0 4.0 ~ 7.0 12.0 ~ 18.0 > 22 Related DTC B1511, B1513 B1512, B1514 TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK THE SEAT BELT BUCKLE SWITCH (BS) 1. Measure current between the terminal 3 of BS and 25 (30) of SRSCM harness connector (B). specification (current): 12.0 ~ 18.0 mA (Buckled status), 4.0 ~ 7 mA (Unbuckled status) 2. Is the wiring harness normal? YES  Go to next step. NO Replace the BS. 3. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) DTC B1620 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL MODULE INTERNAL FAULT (REPLACE SRSCM) DTC DESCRIPTION The Supplemental Restraint System Control Module (SRSCM) runs diagnostics to monitor the condition of its internal circuits and all external components in the restraint system. If a fault is detected in the electronic Microsoft Saturday, September 26, 2009 12:38:46 PM Page 155 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe accelerator monitor or in the microprocessor, the SRSCM will inhibit deployment to minimize the risk of inadvertent deployments. Once an internal fault is qualified, the internal fault is latched and warning lamp will be turned on. If an internal fault is qualified, the SRSCM must be replaced. The Hi-Scan tool can't clear an internal fault. All internal faults are DTC B1620. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC B1620 Probable cause Condition  SRSCM internal fault : acceleration sensor, microcomputer power supply, watchdog etc  SRSCM INSPECTION PROCEDURE If the above mentioned DTC is confirmed it can't be cleared by Hi-Scan tool, the SRSCM should be replaced. DTC B1650 CRASH RECORDED - FRONTAL (REPLACE SRSCM); DTC B1651 CRASH RECORDED - DRIVER SIDE (REPLACE SRSCM); DTC B1652 CRASH RECORDED - PASSENGER SIDE (REPLACE SRSCM); DTC B1657 CRASH RECORDED - BELT PRETENSIONER ONLY; DTC B1658 BELT PRETENSIONER 6 TIMES DEPLOYMENT (REPLACE SRSCM); DTC B1670 CRASH RECORDED IN FULL STAGE - FRONTAL (REPLACE SRSCM) DTC DESCRIPTION When a deployment of any restraint system for seat belt pretensioner and frontal and side air bags occurs, the crash output is activated. The purpose of this output is to signal the power window main switch module in the vehicle to unlock the vehicle doors. If a crash output is in progress, a second crash output signal will not be sent unless the first one is completed. The SRSCM doesn't perform diagnostics on the crash output function. After a frontal or side crash event is sensed and algorithm makes firing decision, above mentioned crash record is stored after squib deployment. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition B1650 B1651  Frontal crash B1652  Side crash B1657  Seat belt pretensioner only deployed B1658 B1670 Probable cause     SRSCM Front Impact Sensor Side Impact Sensor Seat Belt Pretensioner SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:46 PM Page 156 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 147: Crash Recorded - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. INSPECTION PROCEDURE If the above mentioned DTC is confirmed it can't be cleared by Hi-Scan tool except for the B1657, and the SRSCM should be replaced. However, for the DTC B1657, Belt pretensioner only deployment, it can be erased for 5 times and the SRSCM can be reusable. If the deployment of Belt pretensioner reaches to 6 times, the SRSCM will set DTC B1658 and the SRSCM should be replaced accordingly. DTC B2500 SRS WARNING LAMP FAULT DTC DESCRIPTION The SRS warning lamp is located in the cluster. When the airbag system is normal, the SRS warning lamp turns on for approx. 6 seconds after the ignition switch is turned to ON, and then turns off automatically. If there is a malfunction in the airbag system, the SRS warning lamp lights up to inform the driver of the abnormality. The SRSCM shall measure the voltage at the SRS warning lamp output pin, both when the lamp is on and when the lamp is off, to detect whether the commanded state matches the actual state. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition   B2500    Probable cause Airbag fuse Warning Lamp Bulb Open between warning lamp and SRSCM Short to ground or battery line between the warning lamp and SRSCM SRSCM Malfunction     Fuse Warning lamp bulb Wiring Harness SRSCM SCHEMATIC DIAGRAM Microsoft Saturday, September 26, 2009 12:38:46 PM Page 157 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 148: SRS Warning Lamp - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK THE FUSE 1. Remove the airbag fuse and the airbag warning lamp fuse from junction box. 2. Inspect the fuses. Are the fuses normal? YES  Check the warning lamp bulb. NO Repair or replace the fuses. 3. CHECK THE WARNING LAMP BULB 1. Remove the bulb from the instrument cluster. 2. Inspect the bulb. Is the bulb normal?  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 158 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Check source voltage. NO Repair or replace the bulb. 4. CHECK SOURCE VOLTAGE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 2 of the Instrument Cluster harness connector and chassis ground.  Specification (voltage) : 8.38 ~ 17.0 V Fig. 149: Measuring Voltage Between Terminal 2 Of Instrument Cluster Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check short to battery line. NO Repair or replace the wiring harness between ignition switch and the Warning Lamp. 5. CHECK SHORT TO BATTERY LINE 1. Measure voltage between the terminal 5 of the Instrument Cluster harness connector and chassis ground.  Specification (voltage) : Approximately 0 V Microsoft Saturday, September 26, 2009 12:38:46 PM Page 159 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 150: Measuring Voltage Between Terminal 5 Of Instrument Cluster Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured voltage within specification? YES  Check short or short to ground. NO Repair the short to battery line circuit on wiring harness between the SRSCM and the Warning Lamp. 6. CHECK SHORT OR SHORT TO GROUND 1. Turn the ignition switch to LOCK. 2. Disconnect the battery negative cable from the battery. 3. Measure resistance between the terminal 5 of the Instrument Cluster harness connector and chassis ground. 4. Measure resistance between the terminal 4 and 5 of the Instrument Cluster harness connector.  Specification (resistance) : infinite Fig. 151: Measuring Resistance Between Terminal 5 Of Instrument Cluster Harness Microsoft Saturday, September 26, 2009 12:38:46 PM Page 160 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 5. Is the measured resistance within specification? YES  Check open circuit. NO Repair the short or short to ground circuit on wiring harness between the SRSCM and the Warning Lamp. 7. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 5 of the Instrument Cluster connector and the terminal 1 of SRSCM harness connector (A).  Specification (resistance) : below 1 ohms Fig. 152: Measuring Resistance Between Terminal 5 Of Instrument Cluster Connector And Terminal 1 Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair the open circuit on wiring harness between the SRSCM and the Warning Lamp. 8. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:46 PM Page 161 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe DTC B2502 PASSENGER AIRBAG TELLTALE LAMP FAILURE DTC DESCRIPTION The Telltale Lamp circuit consists of the Telltale Lamp and the SRSCM. SRSCM sets the above DTC if the Telltale Lamp failure is detected. DTC DETECTING CONDITION DTC DETECTING CONDITION CHART DTC Condition   B2502    Probable cause Airbag fuse Telltale Lamp Bulb Open between Telltale Lamp and SRSCM Short to ground or battery line between the Telltale Lamp and SRSCM SRSCM Malfunction     Fuse Telltale Lamp Bulb Wiring Harness SRSCM SCHEMATIC DIAGRAM Fig. 153: Passenger Airbag Telltale Lamp - Schematic Diagram Courtesy of HYUNDAI MOTOR CO. TERMINAL & CONNECTOR INSPECTION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) Microsoft Saturday, September 26, 2009 12:38:46 PM Page 162 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe INSPECTION PROCEDURE 1. PREPARATION Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) 2. CHECK THE FUSE 1. Remove the airbag fuse and the airbag telltale lamp fuse from junction block. 2. Inspect the fuses. Are the fuses normal? YES  Check the telltale lamp bulb. NO Repair or replace the fuses. 3. CHECK THE TELLTALE LAMP BULB 1. Remove the bulb from the instrument cluster. 2. Inspect the bulb. Is the bulb normal?  YES  Check source voltage. NO Repair or replace the bulb. 4. CHECK SOURCE VOLTAGE 1. Connect the battery negative cable to the battery. 2. Turn the ignition switch to ON. 3. Measure voltage between the terminal 5 of the Telltale Lamp harness connector and chassis ground.  specification (voltage) : 8.38 ~ 17.0 V Microsoft Saturday, September 26, 2009 12:38:46 PM Page 163 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 154: Measuring Voltage Between Terminal 5 Of Telltale Lamp Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 4. Is the measured voltage within specification? YES  Check short to battery line. NO Repair or replace the wiring harness between ignition switch and the Telltale Lamp. 5. CHECK SHORT TO BATTERY LINE 1. Measure voltage between the terminal 6 of the Telltale Lamp harness connector and chassis ground.  specification (voltage) : Approximately 0 V Fig. 155: Measuring Voltage Between Terminal 6 Of Telltale Lamp Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 2. Is the measured voltage within specification? Microsoft Saturday, September 26, 2009 12:38:46 PM Page 164 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe YES  Check short or short to ground. NO Repair the short to battery line circuit on wiring harness between the SRSCM and the Telltale Lamp. 6. CHECK SHORT OR SHORT TO GROUND 1. Turn the ignition switch to LOCK. 2. Disconnect the battery negative cable from the battery. 3. Measure resistance between the terminal 6 of the Telltale Lamp harness connector and chassis ground. 4. Measure resistance between the terminal 5 and 6 of the Telltale Lamp harness connector.  specification (resistance) : infinite Fig. 156: Measuring Resistance Between Terminal 6 Of Telltale Lamp Harness Connector And Chassis Ground Courtesy of HYUNDAI MOTOR CO. 5. Is the measured resistance within specification? YES  Check open circuit. NO Repair the short or short to ground circuit on wiring harness between the SRSCM and the Telltale Lamp. 7. CHECK OPEN CIRCUIT 1. Measure resistance between the terminal 6 of the Telltale Lamp harness connector and the terminal 23 (A) of SRSCM harness connector.  Microsoft Saturday, September 26, 2009 12:38:46 PM Page 165 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe specification (resistance) : below 1 ohms Fig. 157: Measuring Resistance Between Terminal 6 Of Telltale Lamp Connector And Terminal 23 (A) Of SRSCM Connector Courtesy of HYUNDAI MOTOR CO. 2. Is the measured resistance within specification? YES  Go to next step. NO Repair the open circuit on wiring harness between the SRSCM and the Telltale Lamp. 8. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN  Refer to the DESCRIPTION in this TROUBLESHOOTING part. ( ) AIR BAG MODULE DISPOSAL AIRBAG DISPOSAL SPECIAL TOOL REQUIRED Deployment tool 0957A-34100A Before scrapping any airbags or side airbags (including those in a whole vehicle to be scrapped), the airbags or side airbags must be deployed. If the vehicle is still within the warranty period, before deploying the airbags or side airbags, the Technical Manager must give approval and/or special instruction. Only after the airbags or side airbags have been deployed (as the result of vehicle collision, for example), can they be scrapped. If the airbags or side airbags appear intact (not deployed), treat them with extreme caution. Follow this procedure. DEPLOYING AIRBAGS IN THE VEHICLE Microsoft Saturday, September 26, 2009 12:38:46 PM Page 166 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe If an SRS equipped vehicle is to be entirely scrapped, its airbags or side airbags should be deployed while still in the vehicle. The airbags or side airbags should not be considered as salvageable parts and should never be installed in another vehicle. 1. Turn the ignition switch OFF, and disconnect the battery negative cable and wait at least three minutes. 2. Confirm that each airbag or side airbag is securely mounted. 3. Confirm that the special tool is functioning properly by following the check procedure. DRIVER'S AIRBAG 1. Remove the driver's airbag and install the SST (0957A-38500). 2. Install the driver's airbag on the steering wheel. FRONT PASSENGER'S AIRBAG 1. Remove the glove box, then disconnect the 2P connector between the front passenger's airbag and SRS main harness. 2. Install the SST (0957A-3F100). SIDE AIRBAG 1. Disconnect the 2P connector between the side airbag and side wire harness. 2. Install the SST (0957A-3F100). CURTAIN AIRBAG 1. Disconnect the 2P connector between the curtain airbag and wire harness. 2. Install the SST (0957A-3F100). SEAT BELT PRETENSIONER 1. 2. 3. 4. 5. Disconnect the 2P connector from the seat belt pre-tensioner. Install the SST (0957A-38500). Place the deployment tool at least thirty feet (10 meters) away from the airbag. Connect a 12 volt battery to the tool. Push the tool's deployment switch. The airbag should deploy (deployment is both highly audible and visible: a loud noise and rapid inflation of the bag, followed by slow deflection) 6. Dispose of the complete airbag. No part of it can be reused. Place it in a sturdy plastic bag and seal it securely. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 167 © 2005 Mitchell Repair Information Company, LLC.
  • 2007 Hyundai Santa Fe Limited 2007 RESTRAINTS Restraints - Santa Fe Fig. 158: Identifying Plastic Bag Courtesy of HYUNDAI MOTOR CO. DEPLOYING THE AIRBAG OUT OF THE VEHICLE If an intact airbag has been removed from a scrapped vehicle, or has been found defective or damage during transit, storage or service, it should be deployed as follows : 1. Confirm that the special tool is functioning properly by following the check procedure. 2. Position the airbag face up, outdoors on flat ground at least thirty feet (10meters) from any obstacles or people. DISPOSAL OF DAMAGED AIRBAG 1. If installed in a vehicle, follow the removal procedure of driver's airbag front passenger's and side airbag. 2. In all cases, make a short circuit by twisting together the two airbag inflator wires. 3. Package the airbag in exactly the same packing that the new replacement part come in. Microsoft Saturday, September 26, 2009 12:38:46 PM Page 168 © 2005 Mitchell Repair Information Company, LLC.