Nissan Titan A60. Instruction — part 1009

FRONT WIPER MOTOR LO CIRCUIT

WW-15

< DTC/CIRCUIT DIAGNOSIS >

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FRONT WIPER MOTOR LO CIRCUIT

Component Function Check

INFOID:0000000006164527

1.

CHECK FRONT WIPER LO OPERATION

IPDM E/R AUTO ACTIVE TEST

1. Start IPDM E/R auto active test. Refer to

PCS-11, "Diagnosis Description"

.

2. Check that the front wiper operates at the LO operation.

CONSULT-III ACTIVE TEST

1. Select "FRONT WIPER" of IPDM E/R active test item.

2. While operating the test item, check front wiper operation.

Is front wiper (LO) operation normal?

YES

>> Front wiper motor LO circuit is normal.

NO

>> Refer to

WW-15, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006164528

Regarding Wiring Diagram information, refer to

WW-42, "Wiring Diagram"

.

1.

CHECK FRONT WIPER MOTOR FUSE

1. Turn the ignition switch OFF.

2. Check that the following fuse is not blown.

Is the fuse blown?

YES

>> Refer to

WW-50, "Diagnosis Procedure"

.

NO

>> GO TO 2

2.

CHECK FRONT WIPER MOTOR (LO) OUTPUT VOLTAGE

CONSULT-III ACTIVE TEST

1. Turn the ignition switch ON.

2. Select "FRONT WIPER" of IPDM E/R active test item.

3. While operating the test item, check voltage between IPDM E/R

harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3

NO

>> Replace IPDM E/R. Refer to

PCS-28, "Removal and Installation of IPDM E/R"

.

3.

CHECK FRONT WIPER MOTOR (LO) OPEN CIRCUIT

LO

: Front wiper (LO) operation

OFF

: Stop the front wiper.

Unit

Location

Fuse No.

Capacity

Front wiper motor

IPDM E/R

39

30 A

Terminals

Test item

Voltage

(Approx.)

(+)

(-)

IPDM E/R

Ground

FRONT WIPER

Connector

Terminal

E121

32

LO

Battery
voltage

OFF

0V

WKIA3759E

WW-16

< DTC/CIRCUIT DIAGNOSIS >

FRONT WIPER MOTOR LO CIRCUIT

1. Turn the ignition switch OFF.

2. Disconnect IPDM E/R and front wiper motor.

3. Check continuity between IPDM E/R harness connector and

front wiper motor harness connector.

Does continuity exist?

YES

>> Replace front wiper motor. Refer to

WW-54, "Wiper

Motor and Linkage"

.

NO

>> Repair or replace harness.

IPDM E/R

Front wiper motor

Continuity

Connector

Terminal

Connector

Terminal

E121

32

E23

3

Yes

WKIA2830E

FRONT WIPER MOTOR HI CIRCUIT

WW-17

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

WW

N

O

P

FRONT WIPER MOTOR HI CIRCUIT

Component Function Check

INFOID:0000000006164529

1.

CHECK FRONT WIPER HI OPERATION

IPDM E/R AUTO ACTIVE TEST

1. Start IPDM E/R auto active test. Refer to

PCS-11, "Diagnosis Description"

.

2. Check that the front wiper operates at the HI operation.

CONSULT-III ACTIVE TEST

1. Select "FRONT WIPER" of IPDM E/R active test item.

2. While operating the test item, check front wiper operation.

Is front wiper (HI) operation normal?

YES

>> Front wiper motor HI circuit is normal.

NO

>> Refer to

WW-17, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000006164530

Regarding Wiring Diagram information, refer to

WW-42, "Wiring Diagram"

.

1.

CHECK FRONT WIPER MOTOR FUSE

1. Turn the ignition switch OFF.

2. Check that the following fuse is not blown.

Is the fuse blown?

YES

>> Refer to

WW-50, "Diagnosis Procedure"

.

NO

>> GO TO 2

2.

CHECK FRONT WIPER MOTOR (HI) OUTPUT VOLTAGE

CONSULT-III ACTIVE TEST

1. Turn the ignition switch ON.

2. Select "FRONT WIPER" of IPDM E/R active test item.

3. While operating the test item, check voltage between IPDM E/R

harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3

NO

>> Replace IPDM E/R. Refer to

PCS-28, "Removal and Installation of IPDM E/R"

.

3.

CHECK FRONT WIPER MOTOR (HI) OPEN CIRCUIT

HI

: Front wiper (HI) operation

OFF

: Stop the front wiper.

Unit

Location

Fuse No.

Capacity

Front wiper motor

IPDM E/R

39

30 A

Terminals

Test item

Voltage

(Approx.)

(+)

(-)

IPDM E/R

Ground

FRONT WIPER

Connector

Terminal

E121

35

HI

Battery
voltage

OFF

0 V

WKIA3760E

WW-18

< DTC/CIRCUIT DIAGNOSIS >

FRONT WIPER MOTOR HI CIRCUIT

1. Turn the ignition switch OFF.

2. Disconnect IPDM E/R and front wiper motor.

3. Check continuity between IPDM E/R harness connector and

front wiper motor harness connector.

Does continuity exist?

YES

>> Replace front wiper motor. Refer to

WW-54, "Wiper

Motor and Linkage"

.

NO

>> Repair or replace harness.

IPDM E/R

Front wiper motor

Continuity

Connector

Terminal

Connector

Terminal

E121

35

E23

2

Yes

WKIA2852E