Nissan Versa (N17): Rear window defogger and door mirror defogger do not operate

Nissan Versa 2nd generation (N17) Service Manual / Driver controls / Defogger (DEF) / 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 "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 "Component Function Check".

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.

Refer to DEF "Component Function Check".

Is the inspection result normal?

YES >> Check intermittent incident. Refer to GI "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 "Component Function Check".

Is the inspection result normal?

YES >> Refer to GI "Intermittent Incident".

NO >> Repair or replace the malfunctioning parts.

Passenger side door mirror defogger

Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up. ...

Both doors mirror defogger don't operate but rear window defogger operates

Diagnosis Procedure 1. CHECK DOOR MIRROR DEFOGGER FUSE Check if the following fuse in fuse block (J/B) is blown. Is the inspection result normal? YES >> GO TO 2 NO >> If fuse is blo ...

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