Infiniti G35 (V35). Manual - part 752

SE-110

POWER SEAT

2. 

CHECK POWER SEAT SWITCH 1

1.

Disconnect power seat switch connector.

2.

Check continuity between power seat switch connector B503
terminal 3, 4 and 1.

OK or NG

OK 

>> Replace reclining motor.

NG

>> Replace power seat switch.

3. 

CHECK RECLINING MOTOR CIRCUIT HARNESS

1.

Check continuity between power seat switch connector B503
terminal 3, 4 and reclining motor connector B513 terminal 1, 2.

2.

Check continuity between power seat switch connector B326
terminal 3, 4 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness between power seat switch and reclining motor.

4. 

CHECK POWER SEAT SWITCH 2

Check continuity between power seat switch as follows.

OK or NG

OK

>> Check the condition of the harness and connector.

NG

>> Replace power seat switch.

Terminal

Condition

Continuity

4

1

FORWARD SW: ON

Yes

Other than above

No

3

BACKWARD SW: ON

Yes

Other than above

No

PIIB4547E

4 - 1

: Continuity should exist.

3 - 2

: Continuity should exist.

3 - Ground

: Continuity should not exist.

4 - Ground

: Continuity should not exist.

PIIB4548E

Terminal

Condition

Continuity

4

2

FORWARD SW: ON

Yes

Other than above

No

3

BACKWARD SW: ON

Yes

Other than above

No

PIIB4549E

POWER SEAT

SE-111

C

D

E

F

G

H

J

K

L

M

A

B

SE

Check Lifting Motor (Rear)

NIS000I8

1. 

CHECK LIFTING MOTOR (REAR) POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect lifting motor (rear) connector.

3.

Check voltage between lifting motor (rear) connector and
ground.

OK or NG

OK

>> GO TO 2.

NG

>> GO TO 3.

2. 

CHECK POWER SEAT SWITCH 1

1.

Disconnect power seat switch connector.

2.

Check continuity between power seat switch connector B326
terminal 7, 8 and 2.

OK or NG

OK

>> Replace lifting motor (rear).

NG

>> Replace power seat switch.

3. 

CHECK LIFTING MOTOR (REAR) CIRCUIT HARNESS

1.

Check continuity between power seat switch connector B326
terminal 7, 8 and lifting motor (rear) connector B328 terminal 1,
2.

2.

Check continuity between power seat switch connector B326
terminal 7, 8 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness between power seat switch and lifting motor (rear).

Connector

Terminal

(Wire Color)

Condition

Voltage (V)

(Approx.)

(+)

(-)

B328

1 (L/Y)

Ground

UP SW: ON

Battery voltage

Other than above

0

2 (L)

DOWN SW: ON

Battery voltage

Other than above

0

PIIB4550E

Terminal

Condition

Continuity

8

2

UP SW: ON

Yes

Other than above

No

7

DOWN SW: ON

Yes

Other than above

No

PIIB4551E

8 (L/Y) - 1 (L/Y)

: Continuity should exist.

7 (L) - 2 (L)

: Continuity should exist.

8 (L/Y) - Ground

: Continuity should not exist.

7 (L) - Ground

: Continuity should not exist.

PIIB4552E

SE-112

POWER SEAT

4. 

CHECK POWER SEAT SWITCH 2

Check continuity between power seat switch as follows.

OK or NG

OK

>> Check the condition of the harness and connector.

NG

>> Replace power seat switch.

Check Lifting Motor (Front)

NIS000I9

1. 

CHECK LIFTING MOTOR (FRONT) POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect lifting motor (front) connector.

3.

Check voltage between lifting motor (front) connector and
ground.

OK or NG

OK

>> GO TO 2.

NG

>> GO TO 3.

2. 

CHECK POWER SEAT SWITCH 1

1.

Disconnect power seat switch connector.

2.

Check continuity between power seat switch connector B326
terminal 9, 10 and 2.

OK or NG

OK

>> Replace lifting motor (front).

NG

>> Replace power seat switch.

Terminal

Condition

Continuity

8

1

UP SW: ON

Yes

Other than above

No

7

DOWN SW: ON

Yes

Other than above

No

PIIB4553E

Connector

Terminal

(Wire Color)

Condition

Voltage (V)

(Approx.)

(+)

(-)

B327

1 (L/R)

Ground

UP SW: ON

Battery voltage

Other than above

0

2 (OR)

DOWN SW: ON

Battery voltage

Other than above

0

PIIB4550E

Terminal

Condition

Continuity

10

2

UP SW: ON

Yes

Other than above

No

9

DOWN SW: ON

Yes

Other than above

No

PIIB4554E

POWER SEAT

SE-113

C

D

E

F

G

H

J

K

L

M

A

B

SE

3. 

CHECK LIFTING MOTOR (FRONT) CIRCUIT HARNESS

1.

Check continuity between power seat switch connector B326
terminal 9, 10 and lifting motor (front) connector B327 terminal
1, 2.

2.

Check continuity between power seat switch connector B326
terminal 9, 10 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Repair or replace harness between power seat switch and lifting motor (front).

4. 

CHECK POWER SEAT SWITCH 2

Check continuity between power seat switch as follows.

OK or NG

OK

>> Check the condition of the harness and connector.

NG

>> Replace power seat switch.

Check Passenger Side Door Switch

NIS000IA

1. 

CHECK PASSENGER SIDE DOOR SWITCH SIGNAL

Check voltage between seat control unit connector B502 (passenger side) terminal 16 and ground.

OK or NG

OK

>> Door switch is OK.

NG

>> GO TO 2.

10 (L/R) - 1 (L/R)

: Continuity should exist.

9 (OR) - 2 (OR) 

: Continuity should exist.

10 (L/R) - Ground

: Continuity should not exist.

9 (OR) - Ground

: Continuity should not exist.

PIIB4555E

Terminal

Condition

Continuity

10

1

UP SW: ON

Yes

Other than above

No

9

DOWN SW: ON

Yes

Other than above

No

PIIB4556E

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(-)

16 (R/W)

Ground

Passenger side door: 
OPEN

0

Passenger side door: 
CLOSE

Battery voltage

PIIA4068E