Engine control modules (ECMs) are a crucial component of modern vehicles, responsible for managing a wide range of functions to ensure smooth operation and optimal performance.
Also known as powertrain control module (PCM) or engine control unit (ECU), the ECM is essentially the brain of the vehicle, overseeing everything from ignition timing and fuel injection to emissions control and transmission shifting. One of the primary functions of the ECM is to monitor and adjust the engine’s operation based on various inputs, …
