Nissan GT-R (R35) · Service Manual
BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY
BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY › POWER WINDOW CONTROL SYSTEM › COMPONENT DIAGNOSIS
POWER WINDOW MOTOR
Description
Component Function Check
Diagnosis Procedure
Description
Operates via UP or DOWN signal from power window main switch or power window sub-switch.
Encoder and module are built-in and controls anti-pitch function, AUTO operation, and automatic window adjusting function.
Component Function Check
1. CHECK FUNCTION
Check that corresponding power window operates when power window switch (power window lock switch is UNLOCK) is operated to the UP or DOWN position.
Is the inspection result normal?
YES
>>
Power window motor function is OK.
NO
>>
Refer to
Diagnosis Procedure
.
Diagnosis Procedure
1.CHECK POWER WINDOW MOTOR INPUT SIGNAL
Turn ignition switch ON.
Power window lock switch OFF.
Check voltage between malfunctioning power window motor harness connector and ground.
(+)
(−)
Condition
Voltage (V)
(Approx.)
Power window motor
Connector
Terminal
D10/D40*
3
Ground
When operating the corresponding power window switch upwards
Battery voltage
Other than above
0
4
When operating the corresponding power window switch downwards
Battery voltage
Other than above
0
*: Passenger side
Is the inspection result normal?
YES
>>
Replace malfunctioning power window motor. Refer to
Removal and Installation (GT-R certified NISSAN dealer)
.
NO
>>
GO TO 2
.
2.CHECK POWER WINDOW MOTOR CIRCUIT
Turn ignition switch OFF.
Disconnect the corresponding power window motor connector and power window switch connector.
Check continuity between the corresponding power window motor harness connector and power window switch harness connector.
Power window motor
Power window switch
Continuity
Connector
Terminal
Connector
Terminal
D10/D40*
3
D8/D38*
10/15*
Existed
4
11/16*
*: Passenger side
Check continuity between the corresponding power window motor harness connector and ground.
Power window motor
Ground
Continuity
Connector
Terminal
D10/D40*
3
Not existed
4
*: Passenger side
Is the inspection result normal?
YES
>>
GO TO 3
.
NO
>>
Repair or replace harness.
3.CHECK GROUND CIRCUIT
Check continuity between the corresponding power window motor harness connector and ground.
Power window motor
Ground
Continuity
Connector
Terminal
D10/D40*
8
Existed
*: Passenger side
Is the inspection result normal?
YES
>>
GO TO 4
.
NO
>>
Repair or replace harness.
4.CHECK INTERMITTENT INCIDENT
Refer to
Intermittent Incident
.
>>
INSPECTION END
1. CHECK FUNCTION