Infiniti G35 (V35). Manual — part 751
SE-106
POWER SEAT
3.
CHECK SLIDING SWITCH
Check continuity between power seat switch connector B503 termi-
nals 5, 6 and 1.
OK or NG
OK
>> GO TO 4.
NG
>> Replace power seat switch.
4.
CHECK POWER SEAT SWITCH GROUND CIRCUIT
Check continuity between power seat switch connector B503 termi-
nal 1 and ground.
OK or NG
OK
>> Check the condition of the harness and the connector.
NG
>> Repair or replace harness.
Check Sliding Motor
NIS000I4
1.
CHECK SLIDING MOTOR SIGNAL
Check voltage between seat control unit connector B324 (driver side), B502 (passenger side) terminals 10, 11
and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace seat control unit driver side or passenger side.
Terminal
Condition
Continuity
6
1
FORWARD SW: ON
Yes
Other than above
No
5
BACKWARD SW: ON
Yes
Other than above
No
PIIB4541E
1 (B) - Ground
Continuity should exist.
PIIB4542E
Connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(-)
B324
B502
10 (W)
Ground
FORWARD SW: ON
Battery voltage
Other than above
0
11 (L)
BACKWARD SW: OFF
Battery voltage
Other than above
0
PIIA4928E
POWER SEAT
SE-107
C
D
E
F
G
H
J
K
L
M
A
B
SE
2.
CHECK SLIDING MOTOR CIRCUIT
1.
Disconnect seat control unit and sliding motor connector.
2.
Check continuity between seat control unit connector B324
(driver side), B502 (passenger side) terminals 10, 11 and sliding
motor connector B322 (driver side), B504 (passenger side) ter-
minals 3, 10.
OK or NG
OK
>> Replace sliding motor
NG
>> Repair or replace harness between seat control unit and
sliding motor.
Check Sliding Sensor
NIS000I5
1.
CHECK SLIDING SENSOR SIGNAL
Check the signal between seat control unit connector B324 (driver side), B502 (passenger side) and ground
with oscilloscope.
OK or NG
OK
>> Sliding sensor is OK.
NG
>> GO TO 2.
2.
CHECK SLIDING SENSOR GROUND CIRCUIT
1.
Connect sliding motor connector.
2.
Check continuity seat control unit connector B324 (driver side),
B502 (passenger side) terminal 14 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
10 (W) – 3 (W)
: Continuity should exist.
11 (L) – 10 (L)
: Continuity should exist.
PIIA4066E
Connector
Terminals
Condition
Signal
(Reference value)
(+)
(-)
B324
B502
3 (R)
Ground
Motor is
operating
PIIA4929E
PIIA4079E
14 (GY) – Ground
: Continuity should exist.
PIIA4930E
SE-108
POWER SEAT
3.
CHECK HARNESS CONTINUITY
1.
Disconnect seat control unit connector.
2.
Check continuity between seat control unit connector B324
(driver side), B502 (passenger side) terminals 3, 14 and sliding
motor connector B322 (driver side), B504 (passenger side) ter-
minals 18, 28.
3.
Check continuity between seat control unit connector B324
(driver side), B502 (passenger side) terminals 3, 14 and ground.
OK or NG
OK
>> Replace sliding motor.
NG
>> Repair or replace harness.
Check Reclining Motor (Driver Side)
NIS000I6
1.
CHECK RECLINING MOTOR POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect reclining motor connector.
3.
Check voltage between reclining motor 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 3, 4 and 11.
OK or NG
OK
>> Replace reclining motor.
NG
>> Replace power seat switch.
3 (R) – 18 (R)
: Continuity should exist.
14 (GY) – 28 (GY)
: Continuity should exist.
3 (R) – Ground
: Continuity should not exist.
14 (GY) – Ground
: Continuity should not exist.
PIIA4931E
Connec-
tor
Terminal
(Wire Color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
B323
1 (LG)
Ground
FORWARD SW: ON
Battery voltage
Other than above
0
2 (P)
BACKWARD SW: ON
Battery voltage
Other than above
0
PIIB4543E
Terminal
Condition
Continuity
3
11
FORWARD SW: ON
Yes
Other than above
No
4
BACKWARD SW: ON
Yes
Other than above
No
PIIB4544E
POWER SEAT
SE-109
C
D
E
F
G
H
J
K
L
M
A
B
SE
3.
CHECK RECLINING MOTOR CIRCUIT HARNESS
1.
Check continuity between power seat switch connector B326
terminal 3, 4 and reclining motor connector B323 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.
Check Reclining Motor (Passenger Side)
NIS000I7
1.
CHECK RECLINING MOTOR POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Disconnect reclining motor connector.
3.
Check voltage between reclining motor connector and ground.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 3.
3 (LG) - 1 (LG)
: Continuity should exist.
4 (P) - 2 (P)
: Continuity should exist.
3 (LG) - Ground
: Continuity should not exist.
4 (P) - Ground
: Continuity should not exist.
PIIB4545E
Terminal
Condition
Continuity
3
12
FORWARD SW: ON
Yes
Other than above
No
4
BACKWARD SW: ON
Yes
Other than above
No
PIIB4546E
Connector
Terminal
(Wire Color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
B513
1
Ground
FORWARD SW: ON
Battery voltage
Other than above
0
2
BACKWARD SW: ON
Battery voltage
Other than above
0
PIIB4543E
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