NO.2 MIL ILLUMINATES [ZJ, ZY, Z6]


id0103b1800800

2

MIL ILLUMITATES

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

Diagnostic procedure

STEP

INSPECTION

RESULTS

ACTION

1
Connect M-MDS to DLC-2.
Retrieve any DTC.
Are there any DTCs displayed?
Yes
DTC is displayed:
•  Go to the appropriate DTC inspection.
No
No DTC is displayed:
•  Inspect the instrument cluster operation.
2
Verify test results.
•  If normal, return to diagnostic index to service any additional symptoms.
•  If malfunction remains, inspect related Service information perform repair or diagnosis.
―  If vehicle repaired, troubleshooting completed.
―  If vehicle not repaired or additional diagnostic information not available, replace the PCM.