Engine Control Module: Testing and Inspection

ECM Pin Inspection Table:

ECM Pin Inspection Table:

ECM Pin Inspection Table:

ECM Pin Inspection Table:

ECM Pin Inspection Table:

EXPECTED PIN VOLTAGES

ECM Terminal ID:

ECM TERMINAL ID

Voltage Testing:

NOTE: Testing of circuit voltages can be done at the ECM connector by CAREFULLY backprobing the connector. Use a high-quality digital DVOM.