Rear Window Defogger

REAR WINDOW DEFOGGER





Description
Heats the heating wire with the power supply from the retractable hard top control unit to prevent the rear window from fogging up.




Component Function Check
1.CHECK REAR WINDOW DEFOGGER
1. Perform Active Test ("REAR DEFOGGER") with CONSULT-III.
2. Touch "ON".
3. Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES - Rear window defogger is OK.
NO - SEE Diagnosis Procedure




Diagnosis Procedure
1.CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger connector and ground.





Is the inspection result normal
YES - GO TO 2.
NO - GO TO 3.
2.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger connector.
3. Check continuity between rear window defogger harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness and ground.
3.CHECK REAR WINDOW DEFOGGER CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect retractable hard top control unit connector and rear window defogger connector.
3. Check continuity between retractable hard top control unit and rear window defogger harness connector.





4. Check continuity between retractable hard top control unit and ground.





Is the inspection result normal?
YES - Replace retractable hard top control unit. Removal And Installation.
NO - Repair or replace harness and ground.
4.CHECK FILAMENT
Check filament. SEE Component Inspection
Is the inspection result normal?
YES - GO TO 5.
NO - Repair filament.
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Intermittent Incident
- INSPECTION END.




Component Inspection
1.CHECK FILAMENT
Check the filament for damage or blown. Filament
Is the inspection result normal?
YES - INSPECTION END.
NO - Repair filament.