| 1 |
- PERFORM: Preliminary Check to verify the customers complaint. Refer to PRELIMINARY CHECK
.
-- Was Complaint verified? |
-- YES:
-- NO:
- GATHER more information from customer about the complaint.
|
| 2 |
- IGNITION: OFF.
- DISCONNECT: Data Bus On Board Diagnostic Interface -J533- harness connector.
- The Engine Control Module -J623- must remain connected for the following step.
- CHECK: Data Bus On Board Diagnostic Interface -J533- harness connector terminals 5 to 21 for resistance.
- SPECIFIED VALUE: 60 - 72 Ω (@ approx. 20° C).
-- Was Value obtained? |
-- YES:
- CONDITION: May be intermittent.
- PERFORM: Visual Inspection of wiring and component.
- CHECK: Wiring for open, high resistance, short or harness connector for damage, corrosion, loose or broken terminals.
- REPAIR: Faulty wiring or connector.
- GO TO: Step 4 CAN-BUS TERMINAL RESISTANCE, CHECKING => 4 .
-- NO:
|
| 3 |
- REMOVE: Engine Control Module - J623-.
- CHECK: Data Bus On Board Diagnostic Interface -J533- harness connector terminal 5 to the Engine Control Module - J623- harness connector T91 / 80 for resistance.
- CHECK: Data Bus On Board Diagnostic Interface -J533- harness connector terminal 21 to the Engine Control Module - J623- harness connector T91 / 79 for resistance.
- SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω).
-- Were Values obtained? |
-- YES:
-- NO:
- PERFORM: Visual Inspection of wiring and component.
- CHECK: Wiring for open, high resistance, short or harness connector for damage, corrosion, loose or broken terminals.
- REPAIR: Faulty wiring or connector.
- GO TO: Step 4 CAN-BUS TERMINAL RESISTANCE, CHECKING => 4 .
|
| 4 |
- Final Procedure
- Perform a road test to verify repair.
-- Does the original DTC return? |
-- YES:
- CHECK: Data Bus On Board Diagnostic Interface -J533- harness connector for any damaged, pushed-out pins.
- REPAIR: As necessary.
- If all electrical connections are OK:
- REPLACE: Data Bus On Board Diagnostic Interface -J533-.
- Clear the DTC's. Refer to DIAGNOSTIC MODE 04 - ERASE DTC MEMORY
.
- Repair is complete. Generate Readiness Code. Refer to READINESS CODE
.
- Return vehicle to Customer.
-- NO:
- Perform the diagnostic procedure for any DTC's.
- If no DTC's return, the repair is complete.
- Return vehicle to customer.
|