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Warning Lamp Does Not Come On When Ignition Switch Is Turned On

Warning Lamp Does Not Come On When Ignition Switch Is Turned On

DIAGNOSTIC PROCEDURE

1.CHECK SELF-DIAGNOSTIC RESULTS
1. Perform "CONSULT-III Start Procedure".
2. Touch "BCM" on "SELECT SYSTEM" screen.
3. Touch "SELF-DIAG RESULTS" on "SELECT DIAG MODE" screen.
4. Check display contents in self-diagnostic results.
Is the "CAN COMM CIRCUIT" displayed in the self-diagnosis display items?
YES >> Perform trouble diagnosis for CAN communication system.
NO >> GO TO 2.

2.CHECK COMBINATION METER
Check combination meter function.
OK or NG
OK >> GO TO 3.
NG >> Check combination meter. Refer to DI-44, "CONSULT-III Function (METER/M&A)". Electrical Diagrams

3.CHECK LOW TIRE PRESSURE WARNING LAMP
1. Turn ignition switch OFF.
2. Disconnect BCM harness connectors M90 and M91.
Does the warning lamp activate?
YES >> Replace BCM.
NO >> Check combination meter and repair or replace.