MIL Does Not Light At Ignition Switch ON and Engine Does Not Start Through It Is Cranked Up

MIL Does Not Light at Ignition Switch ON and Engine Does Not Start though It Is Cranked Up

Wiring Diagram:

Wiring Diagram

Circuit Description
When the ignition switch is turned ON, the main relay turns ON and the main power is supplied to ECM (PCM).

Step 1 - 6:

Step 7 - 8:

Troubleshooting