Nissan Altima 2007-2012 Service Manual: Rear window defogger switch

Description

• The rear window defogger is operated by turning the rear window defogger switch ON.

• Turns the indicator lamp in the rear window defogger switch ON when operating the rear window defogger.

Component Function Check

1. CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

Check that the indicator lamp of rear window defogger illuminates with rear window defogger switch ON.

Is the inspection result normal? YES >> Rear window defogger switch function is OK.

NO >> Refer to DEF-10, "Diagnosis Procedure".

Diagnosis Procedure

1. CHECK FRONT AIR CONTROL (REAR WINDOW DEFOGGER SWITCH)

Does front air control operate normally? Is the inspection result normal? YES >> Inspection End.

NO >> GO TO 2

2. CHECK REAR WINDOW DEFOGGER SWITCH INDICATOR CIRCUIT

1. Turn ignition switch ON.

2. Check voltage between front air control connector and ground.

Is the inspection result normal? YES >> Replace front air control. Refer to VTL-8, "Removal and Installation".

NO >> Repair or replace harness.

    Component diagnosis
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