Diesel Data: Automotive Repair

MIL Circuit

MIL CIRCUIT

CIRCUIT DESCRIPTION
If the ECM detects trouble, the MIL lights up. At this time, the ECM records a DTC in memory.

Wiring Diagram:









Step 1 - 3:




Step 4 - 6:




INSPECTION PROCEDURE

HINT: Troubleshoot in accordance with the chart above for each trouble symptom.