The Engine Control Module (ECM), also known as the Powertrain Control Module (PCM) or Engine Control Unit (ECU), serves as the brain of a vehicle’s engine.
It is responsible for controlling various functions within the engine such as fuel injection, ignition timing, and emissions control. In this blog post, we will delve deeper into the workings of the ECM and its importance in ensuring optimal performance and efficiency of a vehicle’s engine. The ECM is essentially a computer that receives input …