Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect door mirror LH.
- Turn ignition switch ON.
- Check voltage between door mirror LH connector and ground.
(+)
(-)
Condition
Voltage (V)
(Approx.)
Door mirror LH
Connector
Terminal
D4
6
Ground
Rear window defogger switch
ON
Battery voltage
OFF
0
Is the inspection result normal-
YES
GO TO 2 .
NO
Repair or replace harness.
- CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between door mirror LH connector and ground.
Door mirror LH
Ground
Continuity
Connector
Terminal
D4
18
Yes
Is the inspection result normal-
YES
GO TO 3 .
NO
Repair or replace harness.
- CHECK DOOR MIRROR DEFOGGER LH
Check door mirror defogger LH.
Refer to Component Inspection .
Is the inspection result normal-
YES
Check intermittent incident. Refer to Intermittent Incident .
NO
Replace door mirror LH. Refer to Removal and Installation .