Rear Window Defogger And Door Mirror Defogger Do Not Operate. Coupe

REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER DO NOT OPERATE.





Diagnosis Procedure
1.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit. BCM Coupe.
Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace the malfunctioning parts.
2.CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch. With Navigation Coupe(With Navi) or Without Navigation Coupe(Without Navi).
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace the malfunctioning parts.
3.CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay. Rear Window Defogger Relay Coupe.
Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace the malfunctioning parts.
4.CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection result normal?
YES - Check intermittent incident. Intermittent Incident Regular Grade.
NO - GO TO 1.