The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and connectors to ...

Powertrain control modules determine how much fuel to inject into the cylinders and when that fuel should be ignited. If there is a problem, the PCM may be the issue itself, or it could be the sensors ...

-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...