Infiniti QX56 (JA60). Manual — part 1037

WW-24

< COMPONENT DIAGNOSIS >

FRONT WIPER AUTO STOP SIGNAL CIRCUIT

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-80, "Wiper

Motor and Linkage"

.

NO

>> Repair or replace harness.

IPDM E/R

Front wiper motor

Continuity

Connector

Terminal

Connector

Terminal

E122

43

E23

6

Yes

WKIA2829E

FRONT WIPER MOTOR GROUND CIRCUIT

WW-25

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

WW

N

O

P

FRONT WIPER MOTOR GROUND CIRCUIT

Diagnosis Procedure

INFOID:0000000005146778

Regarding Wiring Diagram information, refer to

WW-31, "Wiring Diagram"

.

1.

CHECK FRONT WIPER MOTOR (GROUND) OPEN CIRCUIT

1. Turn the ignition switch OFF.

2. Disconnect front wiper motor.

3. Check continuity between front wiper motor harness connector

and ground.

Does continuity exist?

YES

>> Front wiper motor ground circuit is normal.

NO

>> Repair or replace harness.

Front wiper motor

Ground

Continuity

Connector

Terminal

E23

1

Yes

WKIA2828E

WW-26

< COMPONENT DIAGNOSIS >

WASHER SWITCH

WASHER SWITCH

Description

INFOID:0000000005146779

• Washer switch is integrated with combination switch.

• Combination switch switches polarity between front washer operating and rear washer operating to supply

power to the front and rear washer motor on ground.

Component Inspection

INFOID:0000000005146780

1.

CHECK FRONT WASHER SWITCH

1. Turn the ignition switch OFF.

2. Disconnect combination switch.

3. Check continuity between the combination switch terminals.

Does continuity exist?

YES

>> GO TO 2.

NO

>> Replace combination switch. Refer to

WW-85, "Wiper and Washer Switch"

.

2.

CHECK REAR WASHER SWITCH

ALLIA0350GB

A: Terminal 14
B: Terminal 12
C: Terminal 13

D: Terminal 11

ALLIA0839ZZ

JPLIA0164GB

Combination switch

Condition

Continuity

Terminal

11

12

Front washer switch ON

Yes

13

14

WASHER SWITCH

WW-27

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

M

A

B

WW

N

O

P

1. Turn the ignition switch OFF.

2. Disconnect combination switch.

3. Check continuity between the combination switch terminals.

Does continuity exist?

YES

>> Wiper and washer switch is normal.

NO

>> Replace combination switch. Refer to

WW-85, "Wiper and Washer Switch"

.

A: Terminal 14
B: Terminal 12
C: Terminal 13

D: Terminal 11

ALLIA0840ZZ

JPLIA0164GB

Combination switch

Condition

Continuity

Terminal

11

14

Rear washer switch ON

Yes

12

13