Exj 8 p

374 views

Published on

Published in: Automotive, Business
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
374
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
7
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Exj 8 p

  1. 1. XJ POWER LOCK SYSTEMS 8P - 1 POWER LOCK SYSTEMS CONTENTS page pageGENERAL INFORMATION KEYLESS ENTRY SYSTEM . . . . . . . . . . .... 3 INTRODUCTION . . . . . . . . . . . . . . . . . . . . .... 1 REMOTE KEYLESS ENTRY RECEIVER . . . .... 5 POWER LOCK SYSTEM . . . . . . . . . . . . . . .... 1 REMOTE KEYLESS ENTRY TRANSMITTER ... 5 REMOTE KEYLESS ENTRY SYSTEM . . . . .... 1 SERVICE PROCEDURESDESCRIPTION AND OPERATION REMOTE KEYLESS ENTRY RECEIVER DOOR MODULE . . . . . . . . . . . . . . . . . . . . . . . . 2 PROGRAMMING . . . . . . . . . . . . . . . . . . . .... 6 POWER LOCK MOTOR . . . . . . . . . . . . . . . . . . . 2 REMOTE KEYLESS ENTRY TRANSMITTER POWER LOCK SWITCH . . . . . . . . . . . . . . . . . . . 2 BATTERY REPLACEMENT . . . . . . . . . . . .... 6 REMOTE KEYLESS ENTRY RECEIVER . . . . . . . 2 REMOTE KEYLESS ENTRY TRANSMITTER REMOTE KEYLESS ENTRY TRANSMITTER . . . 2 PROGRAMMING . . . . . . . . . . . . . . . . . . . .... 6DIAGNOSIS AND TESTING REMOVAL AND INSTALLATION DOOR MODULE . . . . . . . . . . . . . . . . . . . . .... 3 DOOR MODULE . . . . . . . . . . . . . . . . . . . . .... 6 POWER LOCK MOTOR . . . . . . . . . . . . . . . .... 5 POWER LOCK MOTOR . . . . . . . . . . . . . . . .... 7 POWER LOCK SYSTEM AND REMOTE REMOTE KEYLESS ENTRY RECEIVER . . . .... 8GENERAL INFORMATION more information on the features and use of these systems.INTRODUCTION Power locks are optional factory-installed equip- POWER LOCK SYSTEMment on these models. The power window system The power lock system allows all of the doors andand the power mirror system are included on vehi- the liftgate to be locked or unlocked electrically bycles equipped with the power lock option. On vehicles operating the switch on either front door trim panel.equipped with the power lock option, all of the doors This system operates with battery power suppliedand the liftgate can be locked and unlocked electri- through a fuse in the junction block, independent ofcally by operating the switch on either front door the ignition switch.trim panel. The power lock system includes a lock The power lock system includes the front doorinhibit feature, which prevents the doors from being power lock switches integral to the driver and pas-locked by the power lock system if the driver door is senger door modules, and the power lock motorsopen with the key in the ignition switch or with the mounted in each door and the liftgate. The powerheadlamp switch in the On position. However, the lock control circuitry and the power lock and unlockdoors can still be locked manually. relays are integral to the Passenger Door Module The Remote Keyless Entry (RKE) system is an (PDM).additional option available on vehicles equipped withthe power lock option. On vehicles with the RKE REMOTE KEYLESS ENTRY SYSTEMoption, the power locks can also be operated by The Remote Keyless Entry (RKE) system is a radiodepressing the Lock or Unlock buttons of the RKE frequency system that allows the use of a remoteradio transmitter. The RKE system includes an illu- radio transmitter to control the power lock and illu-minated entry feature, which turns on the courtesy minated entry systems. The RKE system consists oflamps for a timed interval (about thirty seconds), the remote key fob transmitter and a radio receiverwhen the power locks are unlocked using the RKE with program logic, which is installed in an RKEtransmitter. housing on the headliner of the vehicle, or in the The power locks and RKE systems operate with housing of the optional overhead console, dependingbattery power supplied independent of the ignition upon how the vehicle is equipped.switch. Following are general descriptions of the The RKE system can retain the vehicle accessmajor components in the power lock, and RKE sys- codes of up to four transmitters. The transmittertems. Refer to 8W-61 - Power Door Locks in Group codes are retained in memory, even if the battery is8W - Wiring Diagrams for complete circuit descrip- disconnected. If a transmitter is faulty or lost, newtions and diagrams. Refer to the owner’s manual for transmitter vehicle access codes can be programmed
  2. 2. 8P - 2 POWER LOCK SYSTEMS XJGENERAL INFORMATION (Continued)into the system using a DRB scan tool and the POWER LOCK MOTORproper Diagnostic Procedures manual. In the power lock and Remote Keyless Entry The RKE system for this vehicle also features a (RKE) systems, the locks are actuated by a reversiblecustomer-programmable horn chirp feature. This fea- motor mounted within each door and the liftgate.ture allows the customer the option of enabling or The power lock motor direction is controlled by thedisabling the horn chirp request that the RKE battery and ground feeds from the power lock andreceiver issues as an audible indication that a valid unlock relays integral to the Passenger Door ModuleLock signal has been received from the RKE trans- (PDM).mitter. See Remote Keyless Entry Receiver Program- The power lock motors cannot be repaired and, ifming in this group for more information on this faulty or damaged, the entire motor must befeature. replaced. REMOTE KEYLESS ENTRY TRANSMITTERDESCRIPTION AND OPERATION The Remote Keyless Entry (RKE) system transmit- ter is equipped with two buttons, labeled Lock andPOWER LOCK SWITCH Unlock. It is also equipped with a key ring and is The power locks are controlled by a two-way switch designed to serve as a key fob. The operating rangethat is integral to the Driver Door Module (DDM) of the transmitter radio signal is up to 7 meters (23and the Passenger Door Module (PDM) mounted in feet) from the RKE receiver.the trim panel of its respective front door. Each Each transmitter has a different vehicle accessswitch is illuminated by a light-emitting diode when code, which must be programmed into the memory ofthe ignition switch is turned to the On position. The the RKE receiver in the vehicle in order to operatepower lock switches provide a hard-wired lock or the RKE system. Refer to the service procedure forunlock signal to the power lock system control cir- Remote Keyless Entry Transmitter Programming incuitry, which is located in the PDM. this group for more information. The power lock switches and their lamps cannot be The transmitter operates on two Duracell DL2016repaired. If the switches are damaged or faulty, the (or equivalent) batteries. Typical battery life is fromentire PDM or DDM must be replaced. one to two years. The transmitter cannot be repaired and, if faulty or damaged, it must be replaced.DOOR MODULE A Driver Door Module (DDM) and a Passenger REMOTE KEYLESS ENTRY RECEIVERDoor Module (PDM) are used on all models equipped On models with the Remote Keyless Entry (RKE)with power locks and power windows. Each door option, an RKE receiver is mounted in an RKE hous-module houses both the front power lock and power ing, or in the overhead console housing on the vehiclewindow switches. The DDM also houses individual headliner. The RKE receiver is a radio frequency unitswitches for each passenger door power window, a that also contains the RKE system program logic.power window lockout switch and the power mirror The RKE receiver also performs as a smart relay forswitch. The PDM also houses the control circuitry the illuminated entry feature.and the power lock and unlock relays for the power The RKE receiver has a memory function to retainlock system. the vehicle access code of at least one, but no more In its role as the power lock control module, the than four transmitters. The receiver is designed toPDM receives inputs from the battery, the ignition retain the transmitter codes in memory, even if theswitch, the DDM, the driver door ajar switch, the battery is disconnected.key-in ignition switch, and the headlamp switch. It The RKE module receives inputs from the battery,also receives a hard-wired input from the RKE the driver door ajar switch, and the Chrysler Colli-receiver, if the vehicle is so equipped. In response to sion Detection (CCD) data bus. It also receives thethese inputs, the PDM sends the proper outputs to radio signal input from the RKE transmitter. Incontrol the power lock motors through its integral response to those inputs, it is programmed to controlpower lock and unlock relays. outputs to the power lock motors, the courtesy lamp The DDM and the PDM are mounted to their circuits, and the vehicle horn.respective front door trim panels. The DDM and The RKE system for this vehicle also features aPDM are serviced individually and cannot be customer-programmable horn chirp feature. This fea-repaired. If the DDM or PDM, or any of the switches ture allows the customer the option of enabling orand circuitry they contain are faulty or damaged, the disabling the horn chirp request that the RKEcomplete module must be replaced. receiver issues as an audible indication that a valid Lock signal has been received from the RKE trans-
  3. 3. CONNECTOR 2 (C2)XJ POWER LOCK SYSTEMS 8P - 3DESCRIPTION AND OPERATION (Continued)mitter. See Remote Keyless Entry Receiver Program- (1) Disconnect and isolate the battery negativeming in this group for more information on this cable. Remove the driver side front door trim panelfeature. and unplug the 12-way DDM wire harness connec- The RKE receiver cannot be repaired and, if faulty tor (C-2) from the DDM. Check for continuityor damaged, it must be replaced. between the ground circuit cavity of the 12-way DDM wire harness connector and a good ground. There should be continuity. If OK, go to Step 2. IfDIAGNOSIS AND TESTING not OK, repair the open circuit to ground as required.POWER LOCK SYSTEM AND REMOTE KEYLESS (2) If the problem being diagnosed is inoperativeENTRY SYSTEM power lock switch illumination, proceed as follows. On models without the Remote Keyless Entry If the problem is not power lock switch illumina-(RKE) option, proceed directly to the Door Module tion, go to Step 4. Connect the battery negativediagnosis. As a preliminary diagnosis for models with cable. Turn the ignition switch to the Accessory orthe RKE system, note the power lock system and On positions. Check for battery voltage at bothilluminated entry system operation while you actuate sides of the power window circuit breaker in theboth the Lock and Unlock functions with the power junction block. If OK, go to Step 3. If not OK,lock switches and the RKE transmitter. Then, pro- replace the faulty circuit breaker.ceed as follows: (3) With the ignition switch still in the On or • If the entire power lock system fails to function Accessory position, check for battery voltage at thewith either the power lock switches or the RKE fused ignition switch output circuit cavity of thetransmitter, see the Door Module diagnosis in this 12-way DDM wire harness connector. If OK, replacegroup. the faulty DDM. If not OK, repair the open circuit • If the system functions with both power lock to the junction block as required.switches, but not with the RKE transmitter, see the (4) Test the power lock switch continuity throughRemote Keyless Entry Transmitter diagnosis in this the DDM 12-way wire harness connector receptacle.group. See the DDM Power Lock Switch Continuity chart • If one power lock motor fails to operate with (Fig. 1) to determine if the continuity is correct inboth of the power lock switches and/or the RKE the Lock and Unlock switch positions. If OK, repairtransmitter, see the Power Lock Motor diagnosis in the lock request circuit and/or the unlock requestthis group. circuit between the DDM and the PDM as required. • If the RKE and power lock systems are function- If not OK, replace the faulty DDM.ing, but the illuminated entry system fails to operate,see the Remote Keyless Entry Receiver diagnosis inthis group.DOOR MODULE If the power lock system is inoperative with eitherfront door power lock switch, test the Passenger DoorModule (PDM). If the power lock system is inopera-tive with only the driver side front door power lockswitch, test the Driver Door Module (DDM). For cir-cuit descriptions and diagrams, refer to 8W-61 - CONNECTOR 2 (C2)Power Door Locks in Group 8W - Wiring Diagrams. SWITCH POSITION CONTINUITY BETWEENDRIVER DOOR MODULE LOCK 7&8 The only function of the Driver Door Module UNLOCK 11 & 8(DDM) in the power lock system is to provide a Lockor Unlock signal to the power lock system control cir-cuitry contained within the Passenger Door Module Fig. 1 DDM Power Lock Switch Continuity $$1$(PDM). The DDM signals the PDM by providing a PASSENGER DOOR MODULEhard-wired ground path through the DDM ground The Passenger Door Module (PDM) contains thecircuit and the driver side power lock switch contacts passenger side front door power lock switch and theto the lock request or unlock request terminals of the power lock system control circuitry. In its role as aPDM. The DDM power lock switch function can be power lock switch, it provides the power lock systemtested as follows: control circuitry with a ground path through the PDM ground circuit and the driver side power lock
  4. 4. CONNECTOR 1 (C-1) (C-2) CONNECTOR 2 $$2$8P - 4 POWER LOCK SYSTEMS XJDIAGNOSIS AND TESTING (Continued)switch contacts to indicate a lock request or unlock the On position. Check for continuity between therequest. door ajar/key-in circuit cavity of the 8-way PDM In its role as the power lock control module, the wire harness connector and a good ground. TherePDM receives inputs from the battery, the ignition should be continuity. If OK, go to Step 8. If not OK,switch, the DDM, the driver door ajar switch, the repair the open door ajar and/or key-in ignition cir-key-in ignition switch, and the headlamp switch. It cuits as required. Refer to Group 8U - Chime/also receives a hard-wired input from the RKE Buzzer Warning Systems for more information.receiver, if the vehicle is so equipped. In response to (7) Connect the battery negative cable. Check forthese inputs, the PDM sends the proper outputs to battery voltage at the fused B(+) circuit cavity ofcontrol the power lock motors through its integral the 8-way PDM wire harness connector. If OK, go topower lock and unlock relays. The PDM power lock Step 8. If not OK, repair the open circuit to the fusesystem functions can be tested as outlined below. If in the junction block as required.the power lock system operates, but the RKE system (8) Test the PDM power lock switch continuitylock and/or unlock functions are inoperative, see the through the two PDM wire harness connector recep-diagnosis for the Remote Keyless Entry Transmitter tacles. See the PDM Power Lock Switch Continuityin this group. chart (Fig. 2) to determine if the continuity is cor- (1) Check the fuse in the junction block. If OK, go rect in the Lock and Unlock switch positions. If OK,to Step 2. If not OK, repair the shorted circuit or see the diagnosis for Power Lock Motors in thiscomponent as required and replace the faulty fuse. group. If not OK, replace the faulty PDM. (2) Disconnect and isolate the battery negativecable. Remove the passenger side front door trimpanel and unplug the 8-way PDM wire harness con-nector (C-1) from the PDM. Check for continuitybetween the ground circuit cavity of the 8-way PDMwire harness connector and a good ground. Thereshould be continuity. If OK, go to Step 3. If not OK,repair the open circuit to ground as required. (3) If the problem being diagnosed is inoperativepower lock switch illumination, proceed as follows. Ifthe problem is not power lock switch illumination, goto Step 5. Connect the battery negative cable. Turnthe ignition switch to the Accessory or On positions.Check for battery voltage at both sides of the powerwindow circuit breaker in the junction block. If OK,go to Step 4. If not OK, replace the faulty circuit LEFT-HAND DRIVE (LHD)breaker. SWITCH POSITION CONTINUITY BETWEEN (4) With the ignition switch still in the Accessory LOCK C1 PIN 3 & C1 PIN 6or On positions, check for battery voltage at the C1 PIN 3 & C2 PIN 1fused ignition switch output circuit cavity of the8-way PDM wire harness connector. If OK, replace C1 PIN 3 & C2 PIN 5the faulty PDM. If not OK, repair the open circuit to UNLOCK C1 PIN 6 & C1 PIN 7the junction block as required. C1 PIN 7 & C2 PIN 1 (5) If the problem being diagnosed is an inopera- C1 PIN 7 & C2 PIN 5tive door lock inhibit feature or a power lock systemthat responds to an Unlock command, but not a Lockcommand, proceed as follows. Otherwise, go to Step RIGHT-HAND DRIVE (RHD)7. With the driver side front door closed, check for SWITCH POSITION CONTINUITY BETWEENcontinuity between the door ajar/key-in circuit cavity LOCK C1 PIN 7 & C1 PIN 6of the 8-way PDM wire harness connector and a good C1 PIN 7 & C2 PIN 1ground. There should be no continuity. If OK, go to C1 PIN 7 & C2 PIN 5Step 6. If not OK, repair the shorted door ajar and/orkey-in ignition circuits as required. Refer to Group UNLOCK C1 PIN 6 & C1 PIN 38U - Chime/Buzzer Warning Systems for more infor- C1 PIN 3 & C2 PIN 1mation. C1 PIN 3 & C2 PIN 5 (6) Open the driver side front door with the key inthe ignition switch or with the headlamp switch in Fig. 2 PDM Power Lock Switch Continuity
  5. 5. XJ POWER LOCK SYSTEMS 8P - 5DIAGNOSIS AND TESTING (Continued)POWER LOCK MOTOR NOTE: Be certain to perform the Remote Keyless Before you proceed with this diagnosis, confirm Entry Transmitter Programming procedure againproper power door lock switch operation. See Door following this test. This procedure will erase theModule in this group for the diagnostic procedures. access code of the test transmitter from the RKERemember, the Passenger Door Module (PDM) cir- receiver.cuitry controls the output to each of the power lockmotors. For circuit descriptions and diagrams, referto 8W-61 - Power Door Locks in Group 8W - Wiring REMOTE KEYLESS ENTRY RECEIVERDiagrams. If the problem being diagnosed is an inoperative (1) Check each power lock motor for correct opera- RKE horn chirp feature, be certain that the horntion while moving the power lock switch to both the chirp feature has not been disabled by performingLock and Unlock positions. If all of the power lock the Remote Keyless Entry Receiver Programmingmotors are inoperative, go to Step 2. If one power procedure as described in this group. Also be certainlock motor is inoperative, go to Step 3. that the vehicle horn system is operational. See (2) If all of the power lock motors are inoperative, Group 8G - Horn Systems for more information.the problem may be caused by one shorted motor. If the problem being diagnosed is an inoperativeUnplugging a shorted power lock motor from the RKE illuminated entry system, be certain that thepower lock circuit will allow the good power lock interior courtesy lamp system is operational. Seemotor to operate. Unplug each power lock motor wire Group 8L - Lamps for more information.harness connector, one at a time, and recheck both Before you proceed with diagnosis of the RKEthe lock and unlock functions by operating the power receiver, see the diagnosis for Remote Keyless Entrylock switch. If all of the power lock motors are still Transmitter in this group. For circuit descriptionsinoperative after the above test, check for a short or and diagrams, refer to 8W-61 - Power Door Locks inopen circuit between the power lock motors and the Group 8W - Wiring Diagrams.PDM. If unplugging one power lock motor causes the (1) Check the fuses in the Power Distribution Cen-other motors to become functional, go to Step 3 to ter (PDC) and the junction block. If OK, go to Step 2.test the unplugged motor. If not OK, repair the shorted circuit or component as (3) Once it is determined which lock motor is inop- required and replace the faulty fuse.erative, that motor can be tested as follows. Unplug (2) Disconnect and isolate the battery negativethe wire harness connector at the inoperative motor. cable. Remove the Remote Keyless Entry (RKE)Apply 12 volts to the motor terminals to check its receiver as described in this group. Unplug the wireoperation in one direction. Reverse the polarity to harness connector from the RKE receiver.check the operation in the other direction. If OK, (3) Check the wire harness connector and therepair the short or open circuits to the PDM as receptacle in the receiver for loose, corroded, or dam-required. If not OK, replace the faulty power lock aged terminals and pins. If OK, go to Step 4. If notmotor. OK, repair as required. (4) Check for continuity between each of the twoREMOTE KEYLESS ENTRY TRANSMITTER ground circuit cavities of the RKE receiver wire har- (1) Replace the Remote Keyless Entry (RKE) ness connector and a good ground. In each case,transmitter batteries as described in this group. Test there should be continuity. If OK, go to Step 5. If noteach of the transmitter functions. If OK, discard the OK, repair the circuit to ground as required.faulty batteries. If not OK, go to Step 2. (5) Connect the battery negative cable. Check for (2) Perform the Remote Keyless Entry Transmitter battery voltage at each of the two fused B(+) circuitProgramming procedure with the suspect transmitter cavities of the RKE receiver wire harness connector.and another known good transmitter using a DRB If OK, go to Step 6. If not OK, repair the open circuitscan tool, as described in the proper Diagnostic Pro- to the PDC or the junction block as required.cedures manual. (6) If the problem being diagnosed involves only (3) Test the RKE system operation with both the RKE horn chirp feature, go to Step 10. If thetransmitters. If both transmitters fail to operate the problem being diagnosed involves only the RKE illu-power lock system, see the diagnosis for the Remote minated entry feature, go to Step 9. If the problemKeyless Entry Receiver in this group. If the known being diagnosed involves only the RKE power locksgood transmitter operates the power locks and the feature, go to Step 7.suspect transmitter does not, replace the faulty (7) Disconnect and isolate the battery negativetransmitter. cable. Unplug the 8-way Passenger Door Module (PDM) wire harness connector. Check for continuity between the lock request circuit cavity of the RKE receiver wire harness connector and a good ground.
  6. 6. 8P - 6 POWER LOCK SYSTEMS XJDIAGNOSIS AND TESTING (Continued)Repeat the test between the unlock request circuit requires the use of a DRB scan tool. Refer to thecavity of the RKE receiver wire harness connector proper Diagnostic Procedures manual for more infor-and a good ground. In each case, there should be no mation.continuity. If OK, go to Step 8. If not OK, repair theshorted circuit as required. REMOTE KEYLESS ENTRY RECEIVER (8) Check for continuity between the lock request PROGRAMMINGcircuit cavities of the RKE receiver wire harness con- The optional Remote Keyless Entry (RKE) systemnector and the 8-way PDM wire harness connector. for this vehicle has a customer-programmable hornRepeat the test between the unlock request circuit chirp feature. The horn chirp is requested by thecavities of the RKE receiver wire harness connector RKE receiver through a hard-wired circuit to theand the 8-way PDM wire harness connector. In each horn relay whenever a valid Lock message iscase, there should be continuity. If OK, replace the received from a programmed RKE radio transmitter.faulty RKE receiver. If not OK, repair the open cir- The purpose of the horn chirp is to provide thecuit as required. vehicle operator with an audible verification that the (9) Check for continuity between the door ajar cir- Lock request has been received by the RKE receiver.cuit cavity of the RKE receiver wire harness connec- However, for any TENERnumber of reasons, some customers U-NUTPUSH-IN FAS- DOORRIM PANEL Ttor and a good ground with the driver door closed. may prefer that this feature be disabled. This RKEThere should be no continuity until the driver door is system allows them that option.opened. If OK, replace the faulty RKE receiver. If not To program the Remote Keyless Entry (RKE)OK, repair the circuit or replace the faulty driver receiver to disable the horn chirp feature, proceed asdoor ajar switch as required. follows: (10) Unplug the horn relay from the junction (1) Press and hold the Lock button of a pro-block. Check for continuity between the horn relay grammed RKE transmitter depressed for five to tenoutput circuit cavity of the RKE receiver wire har- seconds.ness connector and a good ground. There should be (2) While holding the RKE transmitter Lock but-no continuity. If OK, go to Step 11. If not OK, repair ton depressed, press and release the RKE transmit-the short circuit to the horn relay as required. ter Unlock button. (11) Check for continuity between the horn relay (3) The horn chirp feature is now disabled.output circuit cavity of the RKE receiver wire har- Repeating the preceding steps will again enableness connector and the junction block cavity for the the horn chirp feature.horn relay coil ground terminal (85). There should becontinuity. If OK, replace the faulty RKE receiver. Ifnot OK, repair the open circuit to the junction block REMOVAL AND INSTALLATIONas required. DOOR MODULE (1) Disconnect and isolate the battery negativeSERVICE PROCEDURES cable. (2) Remove the screws that secure the door trimREMOTE KEYLESS ENTRY TRANSMITTER panel to the inner door panel (Fig. 3).BATTERY REPLACEMENT To replace the Remote Keyless Entry (RKE) trans-mitter batteries, separate the transmitter case halvesat the center seam by prying gently with a trimstick, or another suitable wide flat-bladed tool. Thecase snaps open and shut. Replace the two batteries with new DuracellDL2016, or their equivalent. Be certain that the bat-teries are installed with their polarity correctly ori-ented. Then, align the two transmitter case halveswith each other, and squeeze them firmly togetheruntil they snap back into place.REMOTE KEYLESS ENTRY TRANSMITTERPROGRAMMING To program the Remote Keyless Entry (RKE)transmitter access codes into the RKE receiver Fig. 3 Front Door Trim Panel Remove/Install
  7. 7. INSIDEDOOR TRIM PANEL LOCK REMOTELATCH AND DOOR CONTROLS SCREWS CONNECTOR 2 RECEP- CLE CONNECTOR DOOR 1 TACLE MODULE RECEPTA- TRIM PANEL PUSH NUT PLUG ASSIST HANDLE LIFTGATEXJ POWER LOCK SYSTEMS 8P - 7REMOVAL AND INSTALLATION (Continued) (3) Using a trim stick or another suitable wide must be replaced. Refer to Group 23 - Body for theflat-bladed tool, gently pry the trim panel away from rear door latch service procedures.the door around the perimeter to release the trimpanel retainers. LIFTGATE (1) Disconnect and isolate the battery negativeNOTE: To aid in the removal of the trim panel, start cable.at the bottom of the panel. (2) Open the liftgate. (3) Using a trim stick or another suitable wide (4) Lift the door trim panel upwards and away flat-bladed tool, gently pry the two screw cover plugsfrom the door to disengage the top of the panel from out of the liftgate assist handle.the inner belt weatherstrip. (4) Remove the two screws that secure the liftgate (5) Pull the door trim panel away from the inner assist handle to the liftgate inner panel (Fig. 5).door far enough to access the inside door latchrelease and lock linkage rods near the back of theinside door remote controls. (6) Unsnap the plastic retainer clips from theinside door remote control ends of the latch releaseand lock linkage rods, and remove the rod ends fromthe inside door remote controls. (7) Unplug the wire harness connectors from thedoor module. (8) Remove the front door trim panel from thevehicle. (9) Remove the three screws that secure the doormodule to the door trim panel (Fig. 4). Fig. 5 Liftgate Trim Panel Remove/Install (5) Remove the eight screws that secure the lift- gate trim panel to the liftgate inner panel on both sides and above the liftgate glass. (6) Using a trim stick or another suitable wide flat-bladed tool, gently pry the lower edges of the trim panel away from the liftgate inner panel around the perimeter to release the trim panel retainers. NOTE: To aid in the removal of the trim panel, start Fig. 4 Door Module Remove/Install at the bottom of the panel. (10) Remove the door module from the trim panel. (11) Reverse the removal procedures to install. (7) Remove the liftgate trim panel from the vehicle.Tighten the mounting screws to 2.2 N·m (20 in. lbs.). (8) Reach through the liftgate inner panel access hole and disconnect the link from the clip on thePOWER LOCK MOTOR power lock motor (Fig. 6). (9) Remove the two screws that secure the powerFRONT DOOR lock motor to the liftgate inner panel. The front door power lock motor is integral to the (10) Pull the power lock motor out through the lift-front door latch unit. If the front door power lock gate inner panel access hole far enough to reach themotor is faulty or damaged, the entire latch unit wire harness connector.must be replaced. Refer to Group 23 - Body for the (11) Unplug the wire harness connector from thefront door latch service procedures. power lock motor. (12) Remove the power lock motor from the lift-REAR DOOR gate. The rear door power lock motor is integral to the (13) Reverse the removal procedures to install.rear door latch unit. If the rear door power lock Tighten the power lock motor mounting screws to 3motor is faulty or damaged, the entire latch unit N·m (28 in. lbs.).
  8. 8. CONNECTORSSCREW LIFTGATE INNER PANEL MOTOR LINK LOCK CLIPS LEVER8P - 8 POWER LOCK SYSTEMS XJREMOVAL AND INSTALLATION (Continued) (6) Remove the RKE mini-dome unit from the vehicle. (7) Remove the two screws that secure the RKE receiver circuit board to the mini-dome housing. (8) Remove the RKE receiver circuit board from the mini-dome housing. OVERHEAD CONSOLE MOUNTED TYPE (1) Disconnect and isolate the battery negative cable. (2) Remove the two screws located forward of the display module that secure the overhead console to the upper windshield opening reinforcement (Fig. 8). Fig. 6 Liftgate Power Lock Motor Remove/InstallREMOTE KEYLESS ENTRY RECEIVERMINI-DOME MOUNTED TYPE (1) Disconnect and isolate the battery negativecable. (2) Remove the two screws that secure the RemoteKeyless Entry (RKE) mini-dome housing to the roofpanel reinforcement (Fig. 7). Fig. 8 Overhead Console Remove/Install (3) To release the overhead console from the rear mounting bracket, use your fingertips to gently pull the sides of the overhead console housing outward near the rear mounting bracket. (4) Move the overhead console forward to disen- gage the rear mounting tab from the headliner. (5) Lower the overhead console far enough to access the two wire harness connectors. (6) Unplug one wire harness connector near the push button module towards the front of the over- head console. (7) Unplug one wire harness connector from the Remote Keyless Entry (RKE) receiver near the center of the overhead console. Fig. 7 Mini-Dome Housing Remove/Install (8) Remove the overhead console from the vehicle. (9) Remove the six screws that secure the rear (3) Lower the front of the mini-dome housing and overhead console housing to the overhead consoleslide the unit forward to disengage the rear mount- bezel (Fig. 9).ing tab from the headliner. (10) Gently flex the sides of the overhead console (4) Lower the mini-dome housing far enough to bezel far enough to clear the tabs on the rear consolereach the RKE receiver wire harness connector. housing and remove the housing from the bezel. (5) Unplug the wire harness connector from theRKE receiver.
  9. 9. REAR OVERHEAD CONSOLE OVERHEAD SCREWSBEZEL HOUSING CONSOLE TABS RECEIVER RKEXJ POWER LOCK SYSTEMS 8P - 9REMOVAL AND INSTALLATION (Continued) (12) Remove the RKE circuit board from the rear overhead console housing. (13) Reverse the removal procedures to install. Fig. 9 RKE Receiver Remove/Install (11) Remove the two screws that secure the RKEreceiver circuit board to the rear overhead consolehousing.

×