How To Proceed With Troubleshooting

VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS
CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
1. Check for DTC output.
HINT:

See DTC CHECK/CLEAR .
1. MULTIPLEX DTC OUTPUT (PROCEED TO "BODY MULTIPLEX COMMUNICATION SYSTEM")
2. NO MULTIPLEX DTC (GO TO STEP 4)
CHECK CAN COMMUNICATION SYSTEM
1. Check for DTC output.
HINT:

See SYSTEM DESCRIPTION .
1. CAN DTC OUTPUT (PROCEED TO "CAN COMMUNICATION SYSTEM")
2. NO CAN DTC (GO TO STEP 5)
PROBLEM SYMPTOM CONFIRMATION
PROBLEM SYMPTOMS TABLE
HINT:

See PROBLEM SYMPTOMS TABLE .
CIRCUIT INSPECTION
REPAIR OR REPLACE
CONFIRMATION TEST
END