1.CHECK DOOR SWITCH Check door switch. Refer to Component Function Check. Is the inspection result normal? YES>>GO TO 2.
NO>>Repair or replace the malfunctioning parts.
2.CHECK DOOR SWITCH INPUT SIGNAL

1. Turn ignition switch OFF.
2. Check voltage signal between power window motor harness connector and ground with oscilloscope.

   (+) | (–) | Condition | Voltage (V) (Approx.)
   Power window motor
   Connector | Terminal
   D10 | 6 | Ground | Door switch (driver side) | Pressed |
   Released | 0
   D40 | Door switch (passenger side) | Pressed |
   Released | 0

Is the inspection result normal?
YES>>Replace malfunctioning power window motor. Refer to Removal and Installation (GT-R certified NISSAN dealer).
NO>>GO TO 3.
3.CHECK DOOR SWITCH CIRCUIT

1. Disconnect BCM connector and malfunctioning power window motor connector.
2. Check continuity between BCM harness connector and malfunctioning power window motor harness connector.

   Power window motor | BCM | Continuity
   Connector | Terminal | Connector | Terminal
   Driver side | D10 | 6 | M123 | 150 | Existed
   Passenger side | D40 | 124

3. Check continuity between malfunctioning power window motor harness connector and ground.

   Power window motor | Ground | Continuity
   Connector | Terminal
   Driver side | D10 | 6 | Not existed
   Passenger side | D40

Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
4.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>INSPECTION END