Nissan Sentra Service Manual: Front wiper and washer system

Nissan Sentra Service Manual / Driver controls / Wiper & washer / System description / Front wiper and washer system

Component Parts Location

BCM (view under instrument panel, left side of vehicle)
Combination meter
IPDM E/R (view with air inlet duct removed)
Combination switch (wiper and washer switch)
Front wiper motor (with wiper cowl cover removed)
Front washer motor (with front bumper removed)

Component Description

Part	Description
Combination meter	Transmits the vehicle speed signal to BCM with CAN communication.
BCM	Judges the switch status by the combination switch reading function. Requests (with CAN communication) the front wiper relay and the front wiper high relay ON to IPDM E/R.
IPDM E/R	Controls the integrated relay according to the request (with CAN communication) from BCM. Performs the auto stop control of the front wiper.
Combination switch (Wiper and washer switch)	Provides input for wiper and washer control to the BCM. Refer to WW-8, "System Description".
Front washer motor	Washer fluid is sprayed according to combination switch signal.
Front wiper motor	IPDM E/R controls front wiper operation. Front wiper stop position is transmitted to IPDM E/R.

System

System Diagram System Description FRONT WIPER CONTROL (BASIC) BCM detects the combination switch position by the combination switch reading function. BCM transmits the front wiper requ ...

Other materials:

Sun visors
To block glare from the front, swing down the sun visor. To block glare from the side, remove the sun visor from the center mount and swing the visor to the side. Slide the extension sun visor in or out as needed. CAUTION Do not store the sun visor before returning the exte ...

On Board Diagnostic (OBD) System of Engine and CVT
The ECM has an on board diagnostic system. It will light up the malfunction indicator lamp (MIL) to warn the driver of a malfunction causing emission deterioration. CAUTION: Be sure to turn the ignition switch OFF and disconnect the negative battery cable before any repair or inspection ...

Ignition switch (if so equipped)
WARNING Never remove or turn the key to the LOCK position while driving. The steering wheel will lock (for models with a steering lock mechanism). This may cause the driver to lose control of the vehicle and could result in serious vehicle damage or personal injury ...