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 FUSE
Check that the following fuse is not blown:
Signal name
Fuse No.
Ignition power supply
30 (10A)
Is the fuse blown?
YES
Replace the blown fuse after repairing the affected circuit.
NO
GO TO 2 .
- CHECK ADAS CONTROL UNIT POWER SUPPLY CIRCUIT
Check voltage between ADAS control unit harness connector and ground.
Terminal
Condition
Voltage
(Approx.)
(+)
(-)
ADAS control unit
Ground
Ignition switch
Connector
Terminal
M128
3
OFF
0 V
ON
Battery voltage
Is the inspection result normal?
YES
GO TO 3 .
NO
Repair the ADAS control unit power supply circuit.
- CHECK ADAS CONTROL UNIT GROUND CIRCUIT
- Turn the ignition switch OFF.
- Disconnect the ADAS control unit connector.
- Check for continuity between ADAS control unit harness connector and ground.
ADAS control unit
Ground
Continuity
Connector
Terminal
M128
1
Yes
Is the inspection result normal?
YES
Inspection End.
NO
Repair the ADAS control unit ground circuit.