Nissan Sentra manuals

Nissan Sentra Service Manual: Driver 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.

Component Function Check

Check that heating wire of door mirror defogger lh is heated when turning the rear window defogger switch on.

Is the inspection result normal? Yes >> door mirror defogger is ok.

No >> refer to def-35, "diagnosis procedure".

Diagnosis Procedure

Regarding wiring diagram information, refer to def-20, "wiring diagram".

1. Check power supply circuit

  1. Turn ignition switch OFF.
  2. Disconnect door mirror lh.
  3. Turn ignition switch on.
  4. Check voltage between door mirror LH connector and ground.

Is the inspection result normal?


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

No >> repair or replace harness.

2. Check ground circuit

  1. Turn ignition switch OFF.
  2. Check continuity between door mirror lh connector and ground.

Is the inspection result normal?


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

No >> repair or replace harness.

3. Check door mirror defogger lh

Check door mirror defogger lh.

Refer to def-36, "component inspection".

Is the inspection result normal? Yes >> go to 4.

No >> replace door mirror. Refer to mir-18, "door mirror assembly : removal and installation".

4. Check intermittent incident

Check intermittent incident.

Refer to gi-39, "intermittent incident".

Is the inspection result normal? Yes >> check the following.

No >> repair or replace the malfunctioning parts.

Component inspection

1. Check door mirror defogger lh

  1. Turn ignition switch off.
  2. Disconnect door mirror lh.
  3. Check continuity between door mirror terminals.

Is the inspection result normal?


Is the inspection result normal? Yes >> inspection end.

No >> replace door mirror lh. Refer to mir-18, "door mirror assembly : removal and installation".

Rear window defogger power supply and ground circuit
Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up. Component function check 1. Check rear window defogger ...

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. Component function check 1.Check door mirror defogger rh ...

Other materials:

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Description Terminal “B” is constantly supplied with battery power. Diagnosis Procedure Regarding Wiring Diagram information, refer to STR-10, "Wiring Diagram" (with Intelligent Key system) or STR-15, "Wiring Diagram" (without Intelligent Key system). CAUTION: ...

The parking brake release warning continues sounding, or does not  sound
Description The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is released. The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking brake applied. Diagnosis procedure 1.Check parking ...

Precaution for work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...

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