Nissan Sentra. Manual - part 948

WW-40

< DTC/CIRCUIT DIAGNOSIS >

FRONT WIPER MOTOR HI CIRCUIT

YES

>> GO TO 3.

NO

>> Repair or replace the harness or connectors.

3.

 CHECK FRONT WIPER MOTOR (HI) SHORT CIRCUIT 

Check continuity between IPDM E/R harness connector E45 and ground.

Is the inspection result normal?

YES

>> Repair or replace the harness or connectors.

NO

>> Replace front wiper motor. Refer to 

WW-62, "Removal and Installation"

.

IPDM E/R

Ground

Continuity

Connector

Terminal

E45

29

No

FRONT WIPER AUTO STOP SIGNAL CIRCUIT

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< DTC/CIRCUIT DIAGNOSIS >

C

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G

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A

B

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FRONT WIPER AUTO STOP SIGNAL CIRCUIT

Component Function Check

INFOID:0000000009756091

1.

 CHECK FRONT WIPER (AUTO STOP) OPERATION

CONSULT DATA MONITOR

1. Select “WIP AUTO STOP” of IPDM E/R DATA MONITOR item.

2. Operate the front wiper.

3. With the front wiper operation, check the monitor status.

Is the inspection result normal?

YES

>> Auto stop signal circuit is normal.

NO

>> Refer to 

WW-41, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009756092

Regarding Wiring Diagram information, refer to 

WW-24, "Wiring Diagram - With Intelligent Key"

 or 

WW-29,

"Wiring Diagram - Without Intelligent Key"

.

1.

 CHECK IPDM E/R OUTPUT VOLTAGE

1. Turn the ignition switch OFF.

2. Disconnect front wiper motor.

3. Turn the ignition switch ON.

4. Check voltage between front wiper motor connector E1 and ground.

Is the inspection result normal?

YES

>> Replace front wiper motor. Refer to 

WW-62, "Removal and Installation"

.

NO

>> GO TO 2.

2.

 CHECK FRONT WIPER MOTOR (AUTO STOP) CIRCUIT CONTINUITY

1. Turn the ignition switch OFF.

2. Disconnect IPDM E/R connector.

3. Check continuity between IPDM E/R harness connector E46 and front wiper motor harness connector E1.

4. Check continuity between IPDM E/R harness connector E46 and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-30, "Removal and Installation"

 (with Intelligent Key system) or

PCS-58, "Removal and Installation"

 (without Intelligent Key system).

NO

>> Repair or replace the harness or connectors.

Monitor item

Condition

Monitor status

WIP AUTO STOP

Front wiper motor

Stop position

STOP P

Except

ACT P

Front wiper motor

Ground

Voltage

(Approx.)

Connector

Terminal

E1

5

Battery voltage

IPDM E/R 

Front wiper motor

Continuity

Connector

Terminal

Connector

Terminal

E46

39

E1

5

Yes

IPDM E/R

Ground

Continuity

Connector

Terminal

E46

39

No

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< DTC/CIRCUIT DIAGNOSIS >

FRONT WIPER MOTOR GROUND CIRCUIT

FRONT WIPER MOTOR GROUND CIRCUIT

Diagnosis Procedure

INFOID:0000000009756093

Regarding Wiring Diagram information, refer to 

WW-24, "Wiring Diagram - With Intelligent Key"

 or 

WW-29,

"Wiring Diagram - Without Intelligent Key"

.

1.

CHECK FRONT WIPER MOTOR (GND) OPEN CIRCUIT

1. Turn the ignition switch OFF.

2. Disconnect front wiper motor.

3. Check continuity between front wiper motor harness connector E1 and ground.

Is the inspection result normal?

YES

>> Front wiper motor ground circuit is normal.

NO

>> Repair or replace the harness or connectors.

Front wiper motor

Ground

Continuity

Connector

Terminal

E1

2

Yes

WASHER MOTOR CIRCUIT

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WASHER MOTOR CIRCUIT

Diagnosis Procedure

INFOID:0000000009756094

Regarding Wiring Diagram information, refer to 

WW-24, "Wiring Diagram - With Intelligent Key"

 or 

WW-29,

"Wiring Diagram - Without Intelligent Key"

.

1.

 CHECK FRONT WASHER MOTOR FUSE

1. Turn the ignition switch OFF.

2. Check that the following fuse is not blown.

Is the fuse blown?

YES

>> Replace the blown fuse after repairing the affected circuit.

NO

>> GO TO 2.

2.

 CHECK FRONT WASHER MOTOR POWER SUPPLY

1. Disconnect front washer motor.

2. Turn ignition switch ON.

3. Check voltage between front washer motor harness connector E8 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the harness or connectors.

3.

 CHECK FRONT WASHER MOTOR CIRCUIT CONTINUITY

1. Turn the ignition switch OFF.

2. Disconnect combination switch (wiper and washer switch).

3. Check continuity between combination switch (wiper and washer switch) harness connector M28 and

front washer motor E8.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the harness or connectors.

4.

 CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT

Check continuity between combination switch (wiper and washer switch) harness connector M28 and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace the harness or connectors.

Unit

Location

Fuse No.

Capacity

Front washer motor

Fuse block (J/B)

6

10A

Front washer motor

Ground

Voltage

(Approx.)

Connector

Terminal

E8

1

Battery voltage

Combination switch (wiper and washer switch) 

Front washer motor

Continuity

Connector

Terminal

Connector

Terminal

M28

1

E8

2

Yes

Combination switch (wiper and washer switch)

Ground

Continuity

Connector

Terminal

M28

6

Yes