Component Function Check

REAR WINDOW DEFOGGER ON SIGNAL:_:WITH AUTO A/C





Component Function Check
1.CHECK REAR WINDOW DEFOGGER ON SIGNAL
Check that the indicator lamps of rear window defogger switch are illuminated when turning the rear window defogger switch ON.
Is the inspection result normal?
OK - Rear window defogger ON signal is OK.
NG - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK REAR WINDOW DEFOGGER INDICATOR LAMPS ON SIGNAL
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. connector.
3. Turn ignition switch ON.
4. Check voltage between A/C auto amp. harness connector ground.






Is the inspection result normal?
YES - Replace A/C auto amp. Removal And Installation.
NO - Repair or replace harness.