The engine control module (ECM) is known by many other names, including the engine control unit (ECU). Whatever it is called, it has the same function. This vital component sends messages to the motor ...

The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and ...

Depending on the vehicle in question — or the person you’re talking to — these may also be called an engine control module or electronic ... may have specific functions that have nothing ...

The powertrain control module, aka PCM, is your vehicle’s brain. It manages the engine, transmission and other systems based on information it receives from various sensors around the vehicle.

Its function is to control the flow of fuel vapors from the ... The valve is controlled by the engine control module. It is typically opened during certain operating conditions, such as when the ...

So, what are some of the bad transmission control module symptoms, and how much does it cost to repair? We answer those questions in this guide. We also look at where the TCM is located and discuss ...