Nissan Altima 2007-2012 Service Manual: Rear window defogger and door mirror defogger do not operate

Diagnosis Procedure

1. CHECK REAR WINDOW DEFOGGER SWITCH

Check rear window defogger switch.

Refer to DEF-13, "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.

Refer to DEF-11, "Component Function Check".

Is the inspection result normal? YES >> Refer to GI-42, "Intermittent Incident".

NO >> Repair or replace the malfunctioning parts.

    Rear window defogger does not operate but both of door mirror defogger operate
    Diagnosis Procedure 1. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT Check rear window defogger power supply and ground circuit. Refer to DEF-13, "Component Function Check" ...

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