Operation CHARM: Car repair manuals for everyone.

Engine Control Module: Specifications

ECM Inspection Table:




Electrical Components Inspection:




Electrical Components Inspection:




Electrical Components Inspection:





EXPECTED PIN VOLTAGES

NOTE: Testing of circuit voltages can be done at the Engine Control Module (ECM) connector by CAREFULLY backprobing the connector. Use a high-quality Digital Volt Ohm Meter (DVOM).