Infiniti QX56 (Z62). Manual - part 1034

 

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Infiniti QX56 (Z62). Manual - part 1034

 

 

PWC-48

< DTC/CIRCUIT DIAGNOSIS >

ENCODER

Is the inspection result normal?

YES

>> Replace rear power window switch LH. Refer to 

PWC-74, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK ENCORDER SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch LH connector and rear power window motor LH connector.

3.

Check continuity between rear power window switch LH harness connector and rear power window motor
LH harness connector.

4.

Check continuity rear power window switch LH harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK ENCORDER POWER SUPPLY

1.

Connect rear power window switch LH connector.

2.

Turn ignition switch ON.

3.

Check voltage between rear power window motor LH harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK ENCORDER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch LH connector.

3.

Check continuity between rear power window switch LH harness connector and rear power window motor
LH harness connector.

JMKIA5210GB

Rear power window switch LH

Rear power window motor LH

Continuity

Connector

Terminal

Connector

Terminal

D63

12

D67

5

Existed

15

6

Rear power window switch LH 

Ground

Continuity

Connector

Terminal

D63

12

Not existed

15

(+)

(–)

Voltage (V)

(Approx.)

Rear power window motor LH

Connector

Terminal 

D67

2

Ground

12

ENCODER

PWC-49

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

4.

Check continuity between rear power window switch LH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window switch LH. Refer to 

PWC-74, "Removal and Installation"

.

NO

>> Repair or replace harness.

5.

CHECK GROUND CIRCUIT 1

1.

Turn ignition switch OFF.

2.

Check continuity between rear power window motor LH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window motor LH. Refer to 

GW-26, "Removal and Installation"

.

NO

>> GO TO 6.

6.

CHECK GROUND CIRCUIT 2

1.

Disconnect rear power window switch LH harness connector.

2.

Check continuity between rear power window switch LH harness connector and rear power window motor
LH harness connector.

3.

Check continuity between rear power window switch LH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window switch LH. Refer to 

PWC-74, "Removal and Installation"

.

NO

>> Repair or replace harness.

REAR RH

REAR RH : Component Function Check

INFOID:0000000006217307

1.

CHECK ENCODER OPERATION

Check that rear door RH glass performs AUTO open/close operation normally by power window main switch
or rear power window switch RH.

Is the inspection result normal?

YES

>> Encoder operation is OK.

NO

>> Refer to 

PWC-50, "REAR RH : Diagnosis Procedure"

.

Rear power window switch LH 

Rear power window motor LH

Continuity

Connector

Terminal

Connector

Terminal

D63

4

D67

2

Existed

Rear power window switch LH

Ground

Continuity

Connector

Terminal

D63

4

Not existed

Rear power window motor LH 

Ground

Continuity 

Connector

Terminal

D67

4

Existed

Rear power window switch LH 

Rear power window motor LH

Continuity

Connector

Terminal

Connector

Terminal

D63

3

D67

4

Existed

Rear power window switch LH

Ground

Continuity

Connector

Terminal

D63

3

Not existed

PWC-50

< DTC/CIRCUIT DIAGNOSIS >

ENCODER

REAR RH : Diagnosis Procedure

INFOID:0000000006217308

1.

CHECK ENCODER SIGNAL

1.

Turn ignition switch ON.

2.

Check signal between rear power window switch RH harness connector and ground with oscilloscope.

Is the inspection result normal?

YES

>> Replace rear power window switch RH. Refer to 

PWC-74, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK ENCODER SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch RH connector and rear power window motor RH connector.

3.

Check continuity between rear power window switch RH harness connector and rear power window motor
RH harness connector.

4.

Check continuity rear power window switch RH harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK ENCODER POWER SUPPLY

1.

Connect rear power window switch RH connector.

2.

Turn ignition switch ON.

3.

Check voltage between rear power window motor RH harness connector and ground.

Signal name

(+)

(–)

Signal

(Reference value)

Rear power window switch RH

Connector

Terminal

Encoder signal 1

D43

12

Ground

Refer to following signal

Encoder signal 2

15

JMKIA5210GB

Rear power window switch RH

Rear power window motor RH

Continuity

Connector

Terminal

Connector

Terminal

D43

12

D47

5

Existed

15

6

Rear power window switch RH

Ground

Continuity

Connector

Terminal

D43

12

Not existed

15

ENCODER

PWC-51

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK ENCORDER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch RH connector.

3.

Check continuity between rear power window switch RH harness connector and rear power window motor
RH harness connector.

4.

Check continuity between rear power window switch RH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window switch RH. Refer to 

PWC-74, "Removal and Installation"

.

NO

>> Repair or replace harness.

5.

CHECK GROUND CIRCUIT 1

1.

Turn ignition switch OFF.

2.

Check continuity between rear power window motor RH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window motor RH. Refer to 

GW-26, "Removal and Installation"

.

NO

>> GO TO 6.

6.

CHECK GROUND CIRCUIT 2

1.

Disconnect rear power window switch RH harness connector.

2.

Check continuity between rear power window switch RH harness connector and rear power window motor
RH harness connector.

3.

Check continuity between rear power window switch RH harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power window switch RH. Refer to 

PWC-74, "Removal and Installation"

.

(+)

(–)

Voltage (V)

(Approx.)

Rear power window motor RH

Connector

Terminal

D47

2

Ground

12

Rear power window switch RH 

Rear power window motor RH 

Continuity

Connector

Terminal

Connector

Terminal

D43

4

D47

2

Existed

Rear power window switch RH 

Ground

Continuity

Connector

Terminal

D43

4

Not existed

Rear power window motor RH

Ground

Continuity

Connector

Terminal

D47

4

Existed

Rear power window switch RH 

Rear power window motor RH

Continuity

Connector

Terminal

Connector

Terminal

D43

3

D47

4

Existed

Rear power window switch RH 

Ground

Continuity

Connector

Terminal

D43

3

Not existed

 

 

 

 

 

 

 

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