| 1 |
- PERFORM: Preliminary Check to verify the customers complaint. Refer to.
-- Was Complaint verified? |
-- YES:
-- NO:
- GATHER more information from customer about the complaint.
|
| 2 |
- 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 T20 / 6 to T20 / 16 for resistance.
- Specified value: 60 to 72 Ω (at 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
-- NO:
|
| 3 |
- REMOVE: Engine Control Module - J623-. Refer to appropriate service information.
- CHECK: Faulty Data Bus On Board Diagnostic Interface -J533- harness connector terminal T20 / 6 to the Engine Control Module - J623- harness connector T94 / 67 for resistance.
- CHECK: Faulty Data Bus On Board Diagnostic Interface -J533- harness connector terminal T20 / 16 to the Engine Control Module - J623- harness connector T94 / 68 for resistance.
- SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω).
-- Were Values obtained? |
-- YES:
- REPLACE: Engine Control Module -J623-. Refer to appropriate service information.
- GO TO Step 4
-- NO:
- CHECK: Wiring for open, high resistance, short or harness connector for damage, corrosion, loose or broken terminals.
- If no malfunction is found in the wiring:
- REPLACE: Data Bus On Board Diagnostic Interface -J533-. Refer to appropriate service information.
- GO TO Step 4
|
| 4 |
- Final Procedure
- Perform a road test to verify repair.
- Do any DTC's return:
|
-- YES:
-- NO:
- Repair is complete. Generate readiness code. Refer to READINESS CODE .
- Return vehicle to Customer.
|