The ECM is another term for the ECU, used interchangeably in some vehicles. It monitors and controls engine functions, including fuel delivery, ignition timing, and emissions control, to keep your car running smoothly. In this article, we will break down the differences between ECU, PCM, and ECM, explaining their functions and how they affect your car's performance. Whether you're a seasoned car enthusiast or a new driver looking to learn more about your vehicle's inner workings, this guide h...

The ECM is another term for the ECU, used interchangeably in some vehicles. It monitors and controls engine functions, including fuel delivery, ignition timing, and emissions control, to keep your car running smoothly. In this article, we will break down the differences between ECU, PCM, and ECM, explaining their functions and how they affect your car's performance. Whether you're a seasoned car enthusiast or a new driver looking to learn more about your vehicle's inner workings, this guide h...