NO.2 MIL ILLUMINATES [MZI-3.7]

id0103d2800800

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

Diagnostic procedure

STEP | INSPECTION | RESULTS | ACTION
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1 | Turn the ignition switch to the ON position (Engine off). Retrieve any PCM DTCs using the M-MDS. (See ON-BOARD DIAGNOSTIC TEST [MZI-3.7].) Are there any DTCs displayed? | Yes | DTC is displayed: • Go to the appropriate DTC inspection. (See DTC TABLE [MZI-3.7].)
No | No DTC is displayed: • Inspect the instrument cluster operation. (See INSTRUMENT CLUSTER INSPECTION.) • Repair or replace the malfunctioning part according to the inspection results.
2 | • Verify test results. ― If normal, return to diagnostic index to service any additional symptoms. (See SYMPTOM DIAGNOSTIC INDEX [MZI-3.7].) ― If malfunction remains, inspect related Service Information and perform repair or diagnosis. • If vehicle is repaired, troubleshooting completed. • If vehicle is not repaired or additional diagnostic information is not available, replace the PCM. (See PCM REMOVAL/INSTALLATION [MZI-3.7].)