Nissan Altima 2007-2012 Service Manual: Both doors mirror defogger don’t operate but rear window defogger operates

Diagnosis Procedure

1. CHECK INTERMITTENT INCIDENT

Check intermittent incident.

Refer to GI-42, "Intermittent Incident".

Is the inspection result normal? YES >> Check the following.

• Battery power supply circuit.

• Fuse block (J/B).

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" ...

    Driver side door mirror defogger does not operate
    Diagnosis Procedure 1. CHECK DOOR MIRROR DEFOGGER LH Check door mirror defogger LH. Refer to DEF-15, "Component Function Check". Is the inspection result normal? YES >> Refer ...

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