Diagnosis Procedure
WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK REAR POWER WINDOW MOTOR INPUT SIGNAL
- Turn ignition switch OFF.
- Disconnect rear power window motor RH connector.
- Turn ignition switch ON.
- Check voltage between rear power window motor RH harness connector and ground.
(+)
(-)
Condition
Voltage
(Approx.)
Rear power window motor RH
Connector
Terminal
D304
1
Ground
Rear power window switch RH
UP
0
DOWN
Battery voltage
2
UP
Battery voltage
DOWN
0
Is the inspection result normal?
YES
Replace rear power window motor RH. Refer to Removal and Installation .
NO
GO TO 2.
- CHECK POWER WINDOW MOTOR CIRCUIT
- Turn ignition switch OFF.
- Disconnect rear power window switch RH connector.
- Check continuity between rear power window switch RH harness connector and rear power window motor RH harness connector.
Rear power window switch RH
Rear power window motor RH
Continuity
Connector
Terminal
Connector
Terminal
D356
9
D304
1
Yes
8
2
- Check continuity between rear power window switch RH harness connector and ground.
Rear power window switch RH
Ground
Continuity
Connector
Terminal
D356
9
No
8
Is the inspection result normal?
YES
Replace rear power window switch RH. Refer to Removal and Installation .
NO
Repair or replace harness.