Nissan Altima L32. Manual - part 1584

FRONT WIPER AND WASHER SYSTEM

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Component Parts Location

INFOID:0000000004202188

1.

Combination switch M28 (wiper 
switch) (coupe shown, sedan similar)

2.

Combination meter M24

3.

Front wiper motor E25

4.

IPDM E/R E17, E18, E200

5.

Front washer motor E226

6.

BCM M16, M17, M18, M19 (view with 
instrument panel removed)

ALLIA0635ZZ

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< FUNCTION DIAGNOSIS >

FRONT WIPER AND WASHER SYSTEM

Component Description

INFOID:0000000004202189

Part

Description

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 & washer switch)

Refer to 

WW-6, "System Description"

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Combination meter

Transmits the vehicle speed signal to BCM with CAN communication.

DIAGNOSIS SYSTEM (BCM)

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DIAGNOSIS SYSTEM (BCM)

COMMON ITEM
COMMON ITEM : Diagnosis Description

INFOID:0000000004501347

BCM CONSULT-III FUNCTION

CONSULT-III performs the following functions via CAN communication with BCM.

SYSTEM APPLICATION

BCM can perform the following functions for each system.

NOTE:

It can perform the diagnosis modes except the following for all sub system selection items.

COMMON ITEM : CONSULT-III Function

INFOID:0000000004501348

ECU IDENTIFICATION

Displays the BCM part No.

SELF-DIAG RESULT

Refer to 

BCS-91, "DTC Index"

.

Diagnosis mode

Function Description

WORK SUPPORT

Changes the setting for each system function.

SELF-DIAG RESULTS

Displays the diagnosis results judged by BCM.

CAN DIAG SUPPORT MNTR

Monitors the reception status of CAN communication viewed from BCM.

DATA MONITOR

The BCM input/output signals are displayed.

ACTIVE TEST

The signals used to activate each device are forcibly supplied from BCM.

ECU IDENTIFICATION

The BCM part number is displayed.

CONFIGURATION

This function is not used even though it is displayed.

System

Sub system selection item

Diagnosis mode

WORK SUPPORT

DATA MONITOR

ACTIVE TEST

Door lock

DOOR LOCK

×

×

×

Rear window defogger

REAR DEFOGGER

×

×

Warning chime

BUZZER

×

×

Interior room lamp timer

INT LAMP

×

×

×

Remote keyless entry system

MUTI REMOTE ENT

×

×

×

Exterior lamp

HEADLAMP

×

×

×

Wiper and washer

WIPER

×

×

×

Turn signal and hazard warning lamps FLASHER

×

×

×

Air conditioner

AIR CONDITONER

×

Intelligent Key system

INTELLIGENT KEY

×

×

×

Combination switch

COMB SW

×

BCM

BCM

×

Immobilizer

IMMU

×

×

Interior room lamp battery saver

BATTERY SAVER

×

×

×

Trunk open

TRUNK

×

Vehicle security system

THEFT ALM

×

×

×

RAP system

RETAINED PWR

×

Signal buffer system

SIGNAL BUFFER

×

×

TPMS

AIR PRESSURE MONITOR

×

×

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DIAGNOSIS SYSTEM (BCM)

WIPER
WIPER : CONSULT - III Function

INFOID:0000000004501349

WORK SUPPORT

* : Factory setting

DATA MONITOR

ACTIVE TEST

Service item

Setting item

Description

WIPER SPEED SET-
TING

ON

With vehicle speed
(Front wiper intermittent time linked with the vehicle speed and wiper dial position)

OFF*

Without vehicle speed
(Front wiper intermittent time linked with the wiper dial position)

Monitor Item

[Unit]

Description

PUSH SW

Displays the status of the engine switch (push switch) judged by BCM.

VEH SPEED 1
[km/h]

Displays the value of the vehicle speed signal received from combination meter with 
CAN communication.

FR WIPER HI
[OFF/ON]

Status of each switch judged by BCM using the combination switch reading function

FR WIPER LOW
[OFF/ON]

FR WASHER SW
[OFF/ON]

FR WIPER INT
[OFF/ON]

FR WIPER STOP
[OFF/ON]

Displays the status of the front wiper auto stop signal received from IPDM E/R with 
CAN communication.

INT VOLUME
[1 

− 7] 

Status of each switch judged by BCM using the combination switch reading function

Test item

Operation

Description

FRONT WIPER

HI

Transmits the front wiper request signal (HI) to IPDM E/R with CAN communication to op-
erate the front wiper HI operation.

LO

Transmits the front wiper request signal (LO) to IPDM E/R with CAN communication to 
operate the front wiper LO operation.

INT

Transmits the front wiper request signal (INT) to IPDM E/R with CAN communication to 
operate the front wiper INT operation.

OFF

Stops transmitting the front wiper request signal to stop the front wiper operation.