Component Tests and General Diagnostics

MALFUNCTION INDICATOR LAMP

Component Function Check


1. CHECK MIL FUNCTION

1.Turn ignition switch ON.
2.Make sure that MIL lights up.
Is the inspection result normal?
YES- INSPECTION END
NO- Go to .


Diagnosis Procedure


1. CHECK DTC

Check that DTC UXXXX is not displayed.
Is DTC detected?
YES- Perform trouble diagnosis for DTC UXXXX.
NO- GO TO 2.

2. CHECK COMBINATION METER

Check DTC with combination meter. Testing and Inspection (TYPE A) or Testing and Inspection (TYPE
B).
Is DTC detected?
YES- Perform troubleshooting relevant to DTC indicated.
NO- GO TO 3.

3. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
Is the inspection result normal?
YES- Replace combination meter. Type A (TYPE A) or Type B (TYPE B). Check the vehicle type to confirm the service information in
MWI section. Type A.
NO- Repair or replace harness or connectors.