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

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 Roadster.
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: With Navigation Roadster.
- Without Navigation: Without Navigation Roadster.
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 Roadster.
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.