Understanding these crucial components of your vehicle's engine control system is essential to keep your car running smoothly. In this comprehensive guide, we will delve into the ins and outs of these control modules, providing you with all the information you need to know. ECU (Engine Control Unit): This is the brain of your car's engine management system, controlling various functions such as fuel injection, ignition timing, and emissions. PCM (Powertrain Control Module): A more advanced ...

Understanding these crucial components of your vehicle's engine control system is essential to keep your car running smoothly. In this comprehensive guide, we will delve into the ins and outs of these control modules, providing you with all the information you need to know. ECU (Engine Control Unit): This is the brain of your car's engine management system, controlling various functions such as fuel injection, ignition timing, and emissions. PCM (Powertrain Control Module): A more advanced ...