| 1 |
- PERFORM: Preliminary Check to verify the customers complaint. Refer to PRELIMINARY CHECK
-- Was complaint verified? |
- NO:
- Gather more Information from customer about the complaint
|
| 2 |
- CONNECT: Scan Tool.
- START or CRANK: Engine
- CHECK: Engine rpm:
- SPECIFIED VALUE: Cranking or Idle rpm
-- Was value obtained? |
|
| 3 |
- CONDITION: May be intermittent
- PERFORM: Visual Inspection of wiring and component
- CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
- REPAIR: faulty wiring or connector
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|
| 4 |
- DISCONNECT: Engine Speed Sensor -G28- electrical connector
- IGNITION: ON
- CHECK: Engine Speed Sensor -G28- wiring connector pins 1 to 2 for voltage
- SPECIFIED VALUE: About 5.0 V
- IGNITION: OFF
-- Was value obtained? |
- YES:
- REMOVE: Engine Speed Sensor -G28-. Refer to appropriate repair information.
- CHECK: sensor wheel for proper seating, damage and/or run - out. Refer to appropriate repair information.
- Sensor wheel OK
- REPLACE: Engine Speed Sensor -G28-. Refer to appropriate repair information.
- GO TO: Step 6
|
| 5 |
- REMOVE: Engine Control Module - J623-. Refer to appropriate service information.
- CHECK: Engine Speed Sensor -G28- electrical connector terminal 1 to the Engine Control Module - J623- electrical connector T60 / 51.
- CHECK: Engine Speed Sensor -G28- electrical connector terminal 2 to the Engine Control Module - J623- electrical connector T60 / 36.
- SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω)
-- Was value obtained? |
- YES: REPLACE Engine Control Module -J623- Refer to appropriate repair information
- GO TO: Step 6
- NO:
- CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
- REPAIR: faulty wiring or connector
- GO TO: Step 6
|
| 6 |
- Final Procedure
- Perform a road test to verify repair.
- Do any DTC's return:
|
- NO:
- Repair is complete, Generate readiness code. Refer to READINESS CODE .
- Return vehicle to Customer
|