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Nissan Sentra Service Manual: Both doors mirror defogger don’t operate but rear window defogger operates

Nissan Sentra Service Manual / Driver controls / Defogger / Symptom diagnosis / Both doors mirror defogger don’t operate but rear window defogger operates

Diagnosis procedure

Regarding Wiring Diagram information, refer to DEF-20, "Wiring Diagram".

1. Check door mirror defogger fuse

Check if the following fuse in fuse block (J/B) is blown.

Is the inspection result normal?


Is the inspection result normal? Yes >> go to 2.

No >> replace the blown fuse after repairing the affected circuit.

2. Check door mirror defogger power supply circuit

Check door mirror defogger power supply and ground circuit.

Refer to def-35, "component function check" (driver side) or def-37, "component function check" (passenger side).

Is the inspection result normal? Yes >> go to 3.

No >> repair or replace the malfunctioning parts.

3. Check both door mirror defogger

  1. Check door mirror lh. Refer to def-36, "component inspection".
  2. Check door mirror RH. Refer to DEF-38, "Component Inspection".

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

NO >> Repair or replace the malfunctioning parts.

Rear window defogger does not operate but both door mirror defoggers 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-32, "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-35, "Component Function Check". Is the inspection result normal? YES >> Refer ...

Other materials:

Front disc brake
Exploded View Cap Bleeder valve Cylinder body Piston seal Piston Piston boot Upper sliding pin Lower sliding pin Sliding pin boot Bushing Torque member Apply brake fluid Apply rubber grease Disassembly and Assembly DISASSEMBLY Place a wooden block as shown, and ...

Emission control information label
The emission control information label is attached to the underside of the hood as shown. Tire and loading information label The cold tire pressure is shown on the Tire and Loading Information label. The label is located as shown. Air conditioner specification label The air condit ...

6M/T
6M/T : Exploded View (LH) Circular clip Dust shield Slide joint housing Snap ring Spider assembly Boot band Boot Shaft Damper band Dynamic damper Circular clip Joint sub-assembly Wheel side 6M/T : Disassembly and Assembly (LH) DISASSEMBLY (WHEEL SIDE) CAUTION: ...

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