How To Proceed With Troubleshooting

WIPER AND WASHER: WIPER AND WASHER SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING

HINT: The Techstream can be used in steps 5, 6 and 12.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.

2. CUSTOMER PROBLEM ANALYSIS
(a) Confirm problem symptoms.

HINT: How To Proceed With Troubleshooting.

NEXT -- Continue to next step.

3. PROBLEM SYMPTOM CONFIRMATION
-- SYMPTOM DOES NOT OCCUR (GO TO STEP 4)
-- SYMPTOM OCCURS (GO TO STEP 5)
4. SYMPTOM SIMULATION
NEXT -- Continue to next step.

5. CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
(a) Check that the DTC is output.
-- MULTIPLEX DTC OUTPUTS (PROCEED TO "BODY MULTIPLEX COMMUNICATION SYSTEM")
-- NO MULTIPLEX DTC (GO TO STEP 6)
6. CHECK CAN COMMUNICATION SYSTEM
(a) Check that the DTC is output.
-- CAN DTC OUTPUTS (PROCEED TO "CAN COMMUNICATION SYSTEM")
-- NO CAN DTC (GO TO STEP7)
7. PROBLEM SYMPTOMS TABLE
NEXT -- Continue to next step.

8. CIRCUIT INSPECTION
NEXT -- Continue to next step.

9. TERMINALS OF ECU
NEXT -- Continue to next step.

10. IDENTIFICATION OF PROBLEM
NEXT -- Continue to next step.

11. REPAIR OR REPLACE
NEXT -- Continue to next step.

12. CONFIRMATION TEST
NEXT -- END