Rear Window Defogger Does Not Operate

REAR WINDOW DEFOGGER DOES NOT OPERATE


Diagnosis Procedure

1.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check power supply and ground circuit. Refer to Power Supply and Ground Circuit.
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. Refer to Component Function Check.
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. Refer to Component Function Check.
Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace the malfunctioning parts.
4.CHECK REAR WINDOW DEFOGGER
Check rear window defogger. Refer to Component Function Check.
Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace the malfunctioning parts.
5.CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection result normal?
YES - Check intermittent incident. Refer to Intermittent Incident.
NO - GO TO 1.