Rear Window Defogger And Door Mirror Defogger Do Not Operate

REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER DO NOT OPERATE.

Diagnosis Procedure


1. CHECK REAR WINDOW DEFOGGER SWITCH

Check rear window defogger switch.
Component Function Check.
Is the inspection result normal?
YES- GO TO 2
NO- Repair or replace the malfunctioning parts.

2. CHECK REAR WINDOW DEFOGGER RELAY

Check rear window defogger relay.
Rear Window Defogger Relay.
Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace the malfunctioning parts.

3. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT

Check rear window defogger power supply and ground circuit.
Rear Window Defogger Power Supply And Ground Circuit.
Is the inspection result normal?
YES- GO TO 4
NO- Repair or replace the malfunctioning parts.

4. CHECK DOOR MIRROR DEFOGGER

Check door mirror defogger.
Both Doors Mirror Defogger Do not Operate But Rear Window Defogger Operates.
Is the inspection result normal?
YES- Check intermittent incident. Intermittent Incident.
NO- Repair or replace the malfunctioning parts.