Malfunction Indicator Lamp: Service and Repair

CHECK ENGINE OR SERVICE ENGINE SOON
The malfunction indicator lamp (MIL) is located in the instrument panel cluster. The MIL will display as either "SERVICE ENGINE SOON" or one of the following symbols when commanded ON:









RESET PROCEDURE
The only way to get the light to go off is to clear the PCM or BCM code(s).
This light can NOT be reset or shut off any other way.
PCM/BCM codes should be read & repaired before clearing them.

Reading and Clearing Diagnostic Trouble Codes