Nissan Versa

 Sedan Service Manual

Driver controls » Defogger (DEF)
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 blown, be sure to eliminate cause of malfunction before installing new fuse.

2. CHECK BOTH DOOR MIRROR DEFOGGER

1. Check door mirror LH. Refer to DEF "Component Function Check".

2. Check door mirror RH. 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.

DRIVER SIDE DOOR MIRROR DEFOGGER DOES NOT OPERATE

Diagnosis Procedure

1. CHECK DOOR MIRROR DEFOGGER LH

Check door mirror defogger LH.

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 DOES NOT OPERATE

Diagnosis Procedure

1. CHECK DOOR MIRROR DEFOGGER RH

Check door mirror defogger RH.

Refer to DEF "Component Function Check".

Is the inspection result normal?

YES >> Refer to GI "Intermittent Incident".

NO >> Repair or replace the malfunctioning parts.

REAR WINDOW DEFOGGER SWITCH DOES NOT LIGHT, BUT REAR WINDOW DEFOGGER OPERATES

Diagnosis Procedure

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

Check that the front air control (rear window defogger switch) is operating normally.

Is the inspection result normal?

YES >> Refer to GI "Intermittent Incident".

NO >> Refer to DEF "Diagnosis Procedure".

REMOVAL AND INSTALLATION

Precautions

System

Diagnosis and repair work flow

Rear window defogger switch

Rear window defogger relay

Rear window defogger power supply and ground circuit

Driver side door mirror defogger

Passenger side door mirror defogger

Rear window defogger and door mirror defogger do not operate

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

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