The Engine Control Unit (ECU) is a critical component of modern vehicles, responsible for controlling various engine functions. Key aspects managed by the ECU include fuel injection, ignition timing, idle speed, and emissions control. By continuously monitoring sensors and adjusting parameters, the ECU optimizes engine performance, fuel efficiency, and emissions. PCM: The PCM is responsible for coordinating the functions of the engine, transmission, and other powertrain components. It acts as...

The Engine Control Unit (ECU) is a critical component of modern vehicles, responsible for controlling various engine functions. Key aspects managed by the ECU include fuel injection, ignition timing, idle speed, and emissions control. By continuously monitoring sensors and adjusting parameters, the ECU optimizes engine performance, fuel efficiency, and emissions. PCM: The PCM is responsible for coordinating the functions of the engine, transmission, and other powertrain components. It acts as...