Infiniti FX35, FX50 (S51). Manual — part 1491
POWER WINDOW MOTOR
PWC-25
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
C
D
E
F
G
H
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J
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M
A
B
PWC
N
O
P
REAR RH : Diagnosis Procedure
INFOID:0000000005248172
1.
CHECK REAR POWER WINDOW MOTOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect rear power window motor RH connector.
3.
Turn ignition switch ON.
4.
Check voltage between rear power window motor RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK REAR POWER WINDOW MOTOR RH
Check rear power window motor RH.
Refer to
PWC-26, "REAR RH : Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace rear power window motor RH. Refer to
GW-27, "Removal and Installation"
.
3.
CHECK POWER WINDOW MOTOR 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-138, "Removal and Installation"
.
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
>> INSPECTION END
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear power window motor RH
Connector
Terminal
D72
1
Ground
Rear power window switch RH
UP
Battery voltage
DOWN
0
3
UP
0
DOWN
Battery voltage
Rear power window switch RH
Rear power window motor RH
Continuity
Connector
Terminal
Connector
Terminal
D77
8
D72
1
Existed
9
3
Rear power window switch RH
Ground
Continuity
Connector
Terminal
D77
8
Not existed
9
PWC-26
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
POWER WINDOW MOTOR
REAR RH : Component Inspection
INFOID:0000000005248173
COMPONENT INSPECTION
1.
CHECK REAR POWER WINDOW MOTOR RH
1.
Turn ignition switch OFF.
2.
Disconnect rear power window motor RH connector.
3.
Check motor operation by connecting the battery voltage directly to rear power window motor RH connec-
tor.
Is the inspection result normal?
YES
>> Rear power window motor RH is OK.
NO
>> Replace rear power window motor RH. Refer to
GW-27, "Removal and Installation"
.
Rear power window motor RH con-
nector
Terminal
Motor condition
(+)
(–)
D72
1
3
UP
3
1
DOWN
DOOR SWITCH
PWC-27
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
C
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PWC
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DOOR SWITCH
Description
INFOID:0000000005248174
Detects door open/closed condition.
Component Function Check
INFOID:0000000005248175
1.
CHECK FUNCTION
Check door switches (“DOOR SW-DR”, “DOOR SW-AS”) in “Data Monitor” mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005248176
1.
CHECK FRONT DOOR SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect malfunction front door switch connector.
3.
Check signal between malfunction front door switch harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK DOOR SWITCH CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and malfunction door switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Monitor item
Door condition
Display
DOOR SW-DR
CLOSE
→
OPEN
OFF
→
ON
DOOR SW-AS
(+)
(–)
Voltage (V)
(Approx.)
Front door switch
Connector
Terminal
Driver side
B16
2
Ground
Passenger side
B216
JPMIA0011GB
BCM
Front door switch
Continuity
Connector
Terminal
Connector
Terminal
M123
124
B216
2
Exists
150
B16
BCM
Ground
Continuity
Connector
Terminal
M123
124
Not exist
150
PWC-28
< DTC/CIRCUIT DIAGNOSIS >
[FRONT & REAR WINDOW ANTI-PINCH]
DOOR SWITCH
Is the inspection result normal?
YES
>> Replace BCM. Refer to
NO
>> Repair or replace harness.
3.
CHECK FRONT DOOR SWITCH
Check front door switch.
Refer to
PWC-28, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace malfunction front door switch. Refer to
DLK-280, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000005248177
1.
CHECK FRONT DOOR SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect malfunction front door switch connector.
3.
Check malfunction front door switch.
Is the inspection result normal?
YES
>> Front door switch is OK.
NO
>> Replace malfunction front door switch. Refer to
DLK-280, "Removal and Installation"
(+)
(-)
Condition
Continuity
Front door switch
Connector
Terminal
Driver side
B16
2
Ground part of
door switch
Door switch pressed
Not exist
Door switch released
Exists
Passenger side
B216
2
Door switch pressed
Not exist
Door switch released
Exists
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