Infiniti FX35, FX50 (S51). Manual — part 1489
POWER SUPPLY AND GROUND CIRCUIT
PWC-17
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
3.
Turn ignition switch ON.
4.
Check voltage between power window main switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between power window main switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
3.
CHECK POWER SUPPLY CIRCUIT 2
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM harness connector and power window main switch harness connector.
4.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
.
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
>> INSPECTION END
FRONT POWER WINDOW SWITCH (PASSENGER SIDE)
FRONT POWER WINDOW SWITCH (PASSENGER SIDE) : Diagnosis Procedure
INFOID:0000000005248156
1.
CHECK POWER SUPPLY CIRCUIT 1
1.
Turn ignition switch OFF.
(+)
(–)
Voltage (V)
(Approx.)
Power window main switch
Connector
Terminal
D8
10
Ground
Battery voltage
D9
19
Power window main switch
Ground
Continuity
Connector
Terminal
D9
17
Existed
BCM
Power window main switch
Continuity
Connector
Terminal
Connector
Terminal
M118
2
D9
19
Existed
3
D8
10
BCM
Ground
Continuity
Connector
Terminal
M118
2
Not existed
3
PWC-18
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
2.
Disconnect front power window switch (passenger side) connector.
3.
Check voltage between front power window switch (passenger side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK GROUND CIRCUIT
Check continuity between front power window switch (passenger side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
3.
CHECK POWER SUPPLY CIRCUIT 2
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and front power window switch (passenger side) har-
ness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
>> INSPECTION END
REAR POWER WINDOW SWITCH
REAR POWER WINDOW SWITCH : Diagnosis Procedure
INFOID:0000000005248157
1.
CHECK POWER SUPPLY CIRCUIT 1
1.
Turn ignition switch OFF.
2.
Disconnect rear power window switch LH connector and rear power window switch RH connector.
3.
Turn ignition switch ON.
4.
Check voltage between rear power window switch harnes connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Front power window switch
(passenger side)
Connector
Terminal
D38
10
Ground
Battery voltage
Front power window switch
(passenger side)
Ground
Continuity
Connector
Terminal
D38
11
Existed
BCM
Front power window switch
(passenger side)
Continuity
Connector
Terminal
Connector
Terminal
M118
2
D38
10
Existed
BCM
Ground
Continuity
Connector
Terminal
M118
2
Not existed
POWER SUPPLY AND GROUND CIRCUIT
PWC-19
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between rear power window switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
3.
CHECK POWER SUPPLY CIRCUIT 2
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM harness connector and rear power window switch harness connector.
4.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
.
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
>> INSPECTION END
(+)
(–)
Voltage (V)
(Approx.)
Rear power window switch
Connector Terminal
LH
D57
10
Ground
Battery voltage
RH
D77
Rear power window switch
Ground
Continuity
Connector
Terminal
LH
D57
11
Existed
RH
D77
BCM
Rear power window switch
Continuity
Connector
Terminal
Connector
Terminal
M118
2
LH
D57
10
Existed
RH
D77
BCM
Ground
Continuity
Connector
Terminal
M118
2
Not existed
PWC-20
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
POWER WINDOW MOTOR
POWER WINDOW MOTOR
DRIVER SIDE
DRIVER SIDE : Description
INFOID:0000000005248158
Door glass moves UP/DOWN by receiving the signal from power window main switch.
DRIVER SIDE : Component Function Check
INFOID:0000000005248159
1.
CHECK POWER WINDOW MOTOR CIRCUIT
Check front power window motor (driver side) operation with power window main switch.
Is the inspection result normal?
YES
>> Front power window motor (driver side) is OK.
NO
>> Refer to
PWC-20, "DRIVER SIDE : Diagnosis Procedure"
DRIVER SIDE : Diagnosis Procedure
INFOID:0000000005248160
1.
CHECK FRONT POWER WINDOW MOTOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect front power window motor (driver side) connector.
3.
Turn ignition switch ON.
4.
Check voltage between front power window motor (driver side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK POWER WINDOW MOTOR
Check front power window motor (driver side).
Refer to
PWC-21, "DRIVER SIDE : Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace front power window motor (driver side). Refer to
GW-21, "Removal and Installation"
.
3.
CHECK POWER WINDOW MOTOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect power window main switch connector.
3.
Check continuity between power window main switch harness connector and front power window motor
(driver side) harness connector.
4.
Check continuity between power window main switch harness connector and ground.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Front power window motor (driver side)
Connector
Terminal
D10
2
Ground
Power window main switch
UP
Battery voltage
DOWN
0
1
UP
0
DOWN
Battery voltage
Power window main switch
Front power window motor
(driver side)
Continuity
Connector
Terminal
Connector
Terminal
D8
8
D10
2
Existed
11
1
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