Nissan Sentra manuals

Nissan Sentra Service Manual: Rear window defogger feedback signal

Nissan Sentra Service Manual / Driver controls / Defogger / Dtc/circuit diagnosis / Rear window defogger feedback signal

Description

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 feedback signal

Check that the indicator lamp of rear window defogger switch is illuminated when turning the rear window defogger switch on.

Is the inspection result normal? Ok >> rear window defogger feedback signal is ok.

Ng >> refer to def-39, "diagnosis procedure".

Diagnosis procedure

1.Check rear window defogger feedback signal

  1. Turn ignition switch on.
  2. Turn rear window defogger switch on.
  3. Check voltage between a/c auto amp. Harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? Yes >> replace a/c auto amp. Refer to hac-105, "removal and installation" (with auto a/c) or hac- 189, "removal and installation" (without auto a/c).

No >> repair or replace harness.

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 ...

Symptom diagnosis
...

Other materials:

Battery saver output/power supply circuit
Description Provides the battery saver output/power supply. Also cuts the power supply when the interior lamp battery saver is activated. Component function check 1.Check battery saver output/power supply function Consult Turn ignition switch on. Turn each interior lamp to the ON posit ...

If your vehicle overheats
The following may indicate that your vehicle is overheating. The needle of the engine coolant temperature gauge enters the red zone or a loss of engine power is experienced. (For example, the vehicle speed does not increase.) "Engine Coolant Temp High Stop in a Safe Place See Owner's Ma ...

Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injur ...

© 2014-2022 Copyright www.nisentra.com