Diagnostic Strategies

Work Flow
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to "System Description".
3. Perform the preliminary check. Refer to GW-47, "Preliminary Check". Initial Inspection (Preliminary Check)
4. According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to "Trouble Diagnosis".
5. Does rear window defogger operate normally? OK: GO TO 6, NG: GO TO 4
6. Inspection End.