Nissan Sentra Service Manual: 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 defogger is on.
Component function check
1. Check rear window defogger switch function
- Check (“REAR DEF SW”) in BCM - REAR DEFOGGER “DATA MONITOR” mode by using CONSULT.
- Operate rear window defogger switch and check the status on consult screen.
Is the inspection result normal? Yes >> rear window defogger switch function is ok.
No >> refer to def-30, "diagnosis procedure".
Diagnosis procedure
Regarding wiring diagram information, refer to def-20, "wiring diagram".
1. Check rear window defogger on signal circuit
- Turn ignition switch to on.
- Turn rear window defogger switch ON.
- Check voltage between bcm connector and ground.
Is the inspection result normal? Yes >> replace bcm. Refer to bcs-73, "removal and installation" (with intelligent key system) or bcs- 126, "removal and installation" (without intelligent key system).
No >> go to 2.
2. Check harness continuity
- Turn ignition switch to off.
- Disconnect bcm and a/c auto amp.
- Check continuity between BCM connector and A/C auto amp.
- Check continuity between bcm harness connector and ground.
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.
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
Turn ignition switch ON.
Check ...
Other materials:
Removal and installation
Ipdm e/r
Exploded view
Ipdm e/r
IPDM E/R cover A
Ipdm e/r cover b
Removal and installation
Caution:
Ipdm e/r integrated relays are not serviceable and must not be removed
from unit.
Removal
Remove inlet air duct (upper). Refer to em-25, "removal and
installation" ...
Precautions for Suspension
When installing rubber bushings, the final tightening must be carried
out under unladen conditions with tires
on ground. Spilled oil might shorten the life of rubber bushings. Be sure to
wipe off any spilled oil
Unladen conditions mean that fuel, engine coolant and lubricant are full. ...
Wiring diagram
Base audio
Wiring diagram
...
