The ECU, PCM, and ECM are electronic control units responsible for managing various aspects of your vehicle's operation. Each component plays a critical role in ensuring your car runs smoothly and efficiently. Here's a breakdown of what they do: Performance: A well-maintained ECU can enhance engine performance, improve fuel efficiency, and reduce emissions. Reliability: Regular maintenance and updates can prevent potential malfunctions and extend the lifespan of your vehicle. Safety: A pr...

The ECU controls the engine's functions, including fuel injection, ignition timing, and emissions. It gathers data from sensors throughout the engine and makes real-time adjustments to optimize performance. Issues with the ECU can cause poor fuel efficiency, decreased power, and increased emissions. PCM (Powertrain Control Module) ...