Low Tire Pressure Warning Lamp Does Not Come on When Ignition Switch Is Turned on

Low Tire Pressure Warning Lamp Does Not Come On When Ignition Switch Is Turned On.

DIAGNOSTIC PROCEDURE
1. SELF-DIAGNOSTIC RESULT CHECK
Using CONSULT-III, check display contents in self-diagnostic results.
Is "CAN COMM CIRCUIT" displayed in the self-diagnosis display items?
YES >> Malfunction in CAN communication system. GO TO LAN-23, "TROUBLE DIAGNOSIS". Testing and Inspection
NO >> GO TO 2.

2. CHECK COMBINATION METER
Check combination meter operation. Refer to DI-14, "Self-Diagnosis Mode of Combination Meter". Testing and Inspection
Inspection results OK?
YES >> GO TO 3.
NO >> Replace combination meter.

3. CHECK LOW TIRE PRESSURE WARNING LAMP
Disconnect BCM harness connector.
Does the low tire pressure warning lamp activate?
YES >> Replace BCM.
NO >> Check combination meter operation. Refer to DI-14, "Self-Diagnosis Mode of Combination Meter". Testing and Inspection