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:

Diagnosis system (EPS control unit)
CONSULT Function FUNCTION CONSULT can display each diagnostic item using the diagnostic test modes shown following. Diagnostic test mode Function ECU identification The part number stored in the control unit can be read. Self diagnostic result Self-diagnostic r ...

If a warning message is displayed
The multi-information display shows warnings of system malfunctions, incorrectly performed operations, and messages that indicate a need for maintenance. When a message is shown, perform the correction procedure appropriate to the message. 4.2-inch display 7-inch display Master warning ...

Headlight control switch
Type A Type B Lighting When turning the switch to the position, the front parking, tail, license plate and instrument panel lights come on. When turning the switch to the position, the headlights come on and all the other lights remain on. Headlight Type B is equipped w ...