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 the preliminary check. Refer to LT-85, "Preliminary Check". Initial Inspection
4. Check symptom and repair or replace the malfunctioning parts. Refer to LT-89, "Symptom Chart". Diagnosis By Symptom
5. Does the auto light system operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END.