The ECU, or Engine Control Unit, is responsible for controlling various engine functions, such as ignition timing, fuel delivery, and emissions systems. It plays a crucial role in optimizing engine performance and improving fuel efficiency. You've come to the right place. In this comprehensive guide, we'll cover everything you need to know about these essential components of your vehicle's electronics system. Whether you're curious about the differences between ECU, PCM, and ECM, how they fun...

The ECU, or Engine Control Unit, is responsible for controlling various engine functions, such as ignition timing, fuel delivery, and emissions systems. It plays a crucial role in optimizing engine performance and improving fuel efficiency. You've come to the right place. In this comprehensive guide, we'll cover everything you need to know about these essential components of your vehicle's electronics system. Whether you're curious about the differences between ECU, PCM, and ECM, how they fun...