The engine control module (ECM), also known as the powertrain control module (PCM) or engine control unit (ECU), is arguably one of the most essential components of a vehicle’s electrical system.
This tiny computer is responsible for regulating and monitoring the various functions of the engine, ensuring optimal performance, fuel efficiency, and emissions control. In this blog post, we will delve into the intricacies of the engine control module, exploring its functions, importance, and the ways in which it impacts the overall performance of a vehicle. …