1. JOB TITLE: AUTOMOTIVE TECHNICIAN 1
DUTY NO.: 05 DUTY: PERFORM VEHICLE ELECTRICAL SYSTEM REPAIR
TASK NO.: 05.01 TASK: Rectify engine ignition system
LEVEL: 1 PERFORMANCE STANDARD: (Actions, Conditions, Criteria)
Rectify engine ignition system using service manual, hand tools, special
tools, timing light, tachometer, multimeter, hand vacuum pump, and
replacement parts so that ignition system distinguished and spark plugs,
distributor cap, rotor, plug cables, ignition coil, ignition distributor, and ignition
timing rectified are examined in accordance with the manufacturer’s
specifications.
SUB-TASKS/STEPS
ENABLING REQUIREMENTS
(Knowledge, Skill, Attitude and Safety)
TOOLS/EQUIPMENT/
MATERIALS
1. Distinguish ignition
system
components
2. Examine spark
plugs condition
Knowledge on:
1.1 Types and function of ignition system
1.2 Operation of ignition system
1.3 Layout of ignition system
1.4 Differences between contact point and
electronic ignition system
1.5 Fundamentals of electronic ignition system
Ability to:
1.1 Differentiate between contact point and
electronic ignition system
1.2 Identify ignition system components
Knowledge on:
2.1 Types and function of spark plug
2.2 Construction of spark plug
2.3 Heat ranges and reach of spark plugs
2.4 Spark plug condition
Ability to:
2.1 Detach spark plug
2.2 Adjust spark plug electrode gap
2.3 Fix spark plug
1. service manual
2. hand tools
3. special tools
4. timing light
5. tachometer
6. multimeter
7. hand vacuum pump
8. replacement parts
9. fender cover

2. 3. Examine condition
of distributor cap
and rotor
4. Examine condition
of ignition coil
5. Examine condition
of contact point
ignition distributor
Knowledge on:
3.1 Function of distributor cap and rotor
3.2 Operation of distributor cap and rotor
3.3 Operation of high tension cable
3.4 Identifying types of damage in distributor cap
3.5 Identifying types of rotor damage
3.6 Identifying types of high tension
cable damage
3.7 Procedures of testing high tension cable
Ability to:
3.1 Check distributor cap and rotor for damage
3.2 Check high tension cables for damage
Knowledge on:
4.1 Types and function of ignition coil
4.2 Construction of ignition coil
4.3 Procedures of testing ignition coil
Ability to:
4.1 Test primary and secondary ignition coil
resistance
4.2 Test ignition coil
4.3 Replace ignition coil
Knowledge on:
5.1 Layout of contact point ignition distributor
5.2 Function of contact point ignition distributor
components
5.3 Procedures of dismantling and assembling
contact point
5.4 Setting dwell angle
Ability to:
5.1 Dismantle contact point ignition distributor
components
5.2 Check condition of contact point
5.3 Check centrifugal advance mechanism
5.4 Check vacuum advance unit
5.5 Fix contact point ignition distributor
components
5.6 Operate dwell angle meter
5.7 Adjust contact point gap

3. 6. Examine condition
of electronic
ignition distributor
7. Examine and
rectify ignition
timing
Knowledge on:
6.1 Layout of electronic ignition distributor
6.2 Types and function of electronic ignition
distributor
6.3 Function of electronic ignition distributor
components
6.4 Procedures of dismantling and assembling
electronic ignition distributor
6.5 Techniques of checking electronic ignition
system components
Ability to:
6.1 Dismantle electronic ignition distributor
components
6.2 Check distributor rotor with engine overrun
prevention mechanism
6.3 Check ignition pickup coil
6.4 Check vacuum advance unit
6.5 Assemble electronic ignition distributor
components
6.6 Check pickup coil
6.7 Adjust pickup coil air gap
Knowledge on:
7.1 Purpose of ignition timing
7.2 Engine firing order and interval
7.3 Procedures of checking and adjusting
ignition timing
Ability to:
7.1 Operate tachometer and timing light
7.2 Check ignition timing
7.3 Adjust ignition timing
Attitude/Safety:
· Use fender cover
· Remove battery negative terminal