Initial Inspection and Diagnostic Overview

LIGHTING: LIGHTING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING

1. VEHICLE BROUGHT TO WORK SHOP
NEXT -- Continue to next step.
2. CUSTOMER PROBLEM ANALYSIS
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3. CHECK BODY MULTIPLEX COMMUNICATION SYSTEM
(a) Check for the DTC outputs.
-- DTC OUTPUTS (PROCEED TO "BODY MULTIPLEX COMMUNICATION SYSTEM")
-- DTC DOES NOT OUTPUT (GO TO STEP 4)
4. DTC CHECK
-- MALFUNCTION CODE (GO TO STEP 5)
-- NORMAL CODE (GO TO STEP 6)
5. DTC CHART
-- GO TO STEP 8
6. PROBLEM SYMPTOMS TABLE
NEXT -- Continue to next step.
7. TERMINAL OF ECU
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8. CIRCUIT INSPECTION
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9. IDENTIFICATION OF PROBLEM
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10. REPAIR OR REPLACE
NEXT -- Continue to next step.
11. CONFIRMATION TEST
NEXT -- END