Diagnosis Procedure
WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FUSE
Check that the following fuse is not blown.
Signal name
Fuse No.
Ignition power supply
30 (10 A)
Is the fuse blown?
YES
Replace the blown fuse after repairing the affected circuit.
NO
GO TO 2 .
- CHECK REAR SUNSHADE UNIT POWER SUPPLY
- Turn ignition switch OFF.
- Disconnect rear sunshade unit connector.
- Turn ignition switch ON.
- Check voltage between rear sunshade unit harness connector and ground.
(+)
(-)
Condition
Voltage
(Approx.)
Rear sunshade unit
Connector
Terminal
B22
1
Ground
Ignition switch
ON
Battery voltage
OFF
0 V
Is the inspection result normal?
YES
GO TO 3 .
NO
Repair or replace harness or connector.
- CHECK REAR SUNSHADE UNIT GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between rear sunshade unit harness connector and ground.
Rear sunshade unit
Ground
Continuity
Connector
Terminal
B22
2
Yes
Is the inspection result normal?
YES
Inspection End.
NO
Repair or replace harness or connector.