NO.2 MIL ILLUMINATES [WITHOUT WU-TWC]


id0103008008c6

2

MIL ILLUMITATES

DESCRIPTION

The MIL is illuminated incorrectly.

POSSIBLE CAUSE

• The PCM illuminates for a emission-related concern (DTC is stored in the PCM)
• Instrument cluster malfunction
Note
• If the MIL blinks at steady rate, a misfire condition could possibly exist.

Diagnostic procedure

STEP

INSPECTION

RESULTS

ACTION

1
Connect the WDS or equivalent to DLC-2.
Retrieve any DTC.
Is there a DTC displayed?
Yes

DTC is displayed:

• Go to the appropriate DTC test.
No

No DTC is displayed:

• Inspect the instrument cluster operation.
2
Verify test results.
• If normal, return to the diagnostic index to service any additional symptoms.
• If a malfunction remains, replace or reprogram the PCM.