There was a time that vehicles didn’t come with sophisticated computer systems. Those cars and trucks used pneumatic and mechanical systems to regulate idle speed, valve timing, and fuel delivery.

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 ...

Although “ECU” typically stands for engine control unit, that’s not always the case. It can also mean electronic control unit, which may be the same thing, but could also be something that has nothing ...

(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The electronic control module (ECM) or powertrain control module (PCM) is the main ...