Diagnostic Strategies

How to Proceed With Trouble Diagnosis
1. Confirm the symptom or customer complaint.
2. Understand operation description and function description. Refer to "System Description".
3. Perform Preliminary Check. Refer to LT-63, "Preliminary Check". Initial Inspection
4. Check symptom and repair or replace the cause of malfunction. Refer to "Symptom Chart".
5. Does auto light system operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END