Cost to Replace Your ECM Depending on your make and model, the computer itself will cost on average of $800. Most ECMs are located underneath the dashboard inside the cabin of the vehicle.

What is the Electronic Control Module? Also referred to as an engine control unit (ECU) or engine control module, it oversees the electrical system of the car, but focuses on engine performance.

Also referred to as an engine control unit (ECU) or engine control module, it oversees the electrical system of the car, but focuses on engine performance. The ECM works with various sensors ...