Only Front Wiper High Does Not Operate

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IPDM E/R TO FRONT WIPER MOTOR
With CONSULT-III
1. Select "IPDM E/R" with CONSULT-III, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
2. Select "FRONT WIPER" on "SELECT TEST ITEM" screen.
3. Select "HI" on "ACTIVE TEST" screen.
Without CONSULT-III
1. Turn on front wipers using auto active test. Refer to "AUTO ACTIVE TEST ".
2. Confirm front wiper operation.
Fig 1: CONSULT-III Function Screen Display - ACTIVE TEST
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 4.

NG: GO TO 2.

IPDM E/R TO FRONT WIPER CIRCUIT INSPECTION

Turn ignition switch OFF.
Disconnect IPDM E/R connector and front wiper motor connector.
Check continuity between IPDM E/R harness connector E122 terminal 31 and front wiper motor harness connector E23 terminal H.

IPDM E/R TO FRONT WIPER CIRCUIT

IPDM E/R		Front wiper motor		Continuity
Connector	Terminal	Connector	Terminal	Continuity
E122	31	E23	H	Yes

Fig 2: Checking Continuity Between IPDM E/R Connector E122 Terminal 31 And Front Wiper Motor Connector E23 Terminal H

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Connect connectors. GO TO 3.

NG:Check for short circuit or open circuit in harness between IPDM E/R and front wiper motor.

IPDM E/R INSPECTION

With CONSULT-III

Select "IPDM E/R" with CONSULT-III, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
Select "FRONT WIPER" on "SELECT TEST ITEM" screen.
Select "HI" on "ACTIVE TEST" screen.

Without CONSULT-III

Turn on front wipers using auto active test. Refer to "AUTO ACTIVE TEST ".

Fig 3: CONSULT-III Function Screen Display - ACTIVE TEST

Courtesy of NISSAN MOTOR CO., U.S.A.

When front wiper high relay is operating, check voltage between IPDM E/R terminal 31 and terminals 38, 60.

IPDM E/R TERMINAL 31 AND TERMINALS 38, 60

IPDM E/R				Voltage (Approx.)
(+)		(-)
Connector	Terminal	Connector	Terminal
E122	31	E124	38	Battery voltage
E122	31	E121	60	Battery voltage

Fig 4: Checking Voltage Between IPDM E/R Terminal 31 And Terminals 38 And 60

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Replace wiper motor. Refer to "WIPER MOTOR AND LINKAGE ".

NG: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".

COMBINATION SWITCH TO BCM INSPECTION
Select "BCM" on CONSULT-III. With "WIPER" data monitor, check that "FR WIPER HI" turns ON-OFF according to operation of wiper switch.

OK or NG

OK: Replace BCM. Refer to "BCM ".

NG: Replace wiper switch. Refer to "WIPER AND WASHER SWITCH ".

Fig 5: CONSULT-III DATA MONITOR Screen
Courtesy of NISSAN MOTOR CO., U.S.A.