Low Tire Pressure Warning Lamp Stays On

Low Tire Pressure Warning Lamp Stays On

DIAGNOSTIC PROCEDURE

1. BCM CONNECTORS

1 Turn ignition switch OFF.
2 Disconnect BCM harness connectors.
3 Check terminals for damage or loose connections.

Is the inspection result normal?
YES
GO TO 2
NO
Repair or replace damaged parts.

2. BCM POWER SUPPLY AND GROUND CIRCUITS

Check BCM power supply and ground circuits. Refer to [Power Supply and Ground Circuit Check] Power Supply and Ground Circuit Check.

Is the inspection result normal?
YES
Replace BCM. Refer to [BCM: Removal and Installation] Removal and Replacement.
NO
Repair BCM circuits.