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 FUSES
Check if any of the following fuses are blown:
Component
Capacity
Fuse No.
Fuse block (J/B)
10A
6
5A
31
Is the inspection result normal?
YES
GO TO 2 .
NO
Replace the blown fuse after repairing the affected circuit.
- CHECK POWER SUPPLY CIRCUIT
- Disconnect low tire pressure warning control unit connector.
- Turn the ignition switch ON.
- Check voltage between low tire pressure warning control unit connector and ground.
Low tire pressure warning control unit
Ground
Voltage
(Approx.)
Connector
Terminal
M123
7
-
Battery voltage
11
Is the inspection result normal?
YES
GO TO 3 .
NO
Repair or replace harness or connectors.
- CHECK GROUND CIRCUIT
- Turn the ignition switch OFF.
- Check continuity between low tire pressure warning control unit connector and ground.
Low tire pressure warning control unit
Ground
Continuity
Connector
Terminal
M123
10
-
Yes
Is the inspection result normal?
YES
Inspection End.
NO
Repair or replace harness or connectors.