Nissan Sentra manuals

Nissan Sentra Service Manual: Rear window defogger relay

Description

Power is supplied to the rear window defogger with BCM control.

Component Function Check

1. Check rear window defogger relay power supply circuit

  1. Turn ignition switch ON.
  2. Check that an operation noise of rear window defogger relay (located in IPDM E/R) can be heard when turning the rear window defogger switch ON.

Is the inspection result normal? Yes >> rear window defogger relay power supply circuit is ok.

No >> refer to def-32, "diagnosis procedure".

Diagnosis Procedure

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

1.Check fuses

Check if any of the following fuses in the ipdm e/r are blown.

Is the inspection result normal?


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

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

2. Check rear window defogger relay power supply circuit

  1. Turn ignition switch on.
  2. Check voltage between IPDM E/R connector E48 terminal 62 and ground.

Is the inspection result normal?


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

No >> replace ipdm e/r. Refer to pcs-30, "removal and installation" (with intelligent key system) or pcs-58, "removal and installation" (without intelligent key system).

3. 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.

Rear window defogger switch
Description The rear window defogger is operated by pressing the rear window defogger switch ON. The indicator lamp in the rear window defogger switch illuminates while the rear window def ...

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 ...

Other materials:

Fuel tank
Exploded View Fuel filler cap Grommet Fuel filler tube Clamp Fuel filler hose Fuel tank Fuel tank mounting band (RH) Fuel tank mounting band (LH) Vent hose Removal and Installation WARNING: Be sure to read “General Precautions” when working on the fuel syste ...

Control Units and Electrical Parts
PRECAUTIONS Never reverse polarity of battery terminals. Install only parts specified for a vehicle. Before replacing the control unit, check the input and output and functions of the component parts. Do not apply excessive force when disconnecting a connector. Do not apply exce ...

System
Interior room lamp control system INTERIOR ROOM LAMP CONTROL SYSTEM : System Diagram WITH INTELLIGENT KEY WITHOUT INTELLIGENT KEY INTERIOR ROOM LAMP CONTROL SYSTEM : System Description OUTLINE Interior room lamp* is controlled by the interior room lamp timer control function of t ...

© 2014-2018 Copyright www.nisentra.com