All Defogger Systems Do Not Operate

ALL DEFOGGER SYSTEMS DO NOT OPERATE

Description

Rear window defogger and door mirror defogger do not operate when rear window defogger switch operated.


Diagnosis Procedure


1. CHECK REAR WINDOW DEFOGGER SWITCH

Check rear window defogger switch.
Component Function Check (With Auto A/C) or "WITHOUT
AUTO A/C : Component Function Check" (Without Auto A/C).
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

Check rear window defogger.
Rear Window Defogger.
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.
NO- GO TO 1.