est The ECM is another term for the ECU but is often used interchangeably. It focuses specifically on controlling the engine's operation, including fuel injection, ignition Camshaft Timing Control, and emissions control to ensure proper functioning and efficiency. Software Glitches: Software updates or programming errors can affect the functionality of the control modules, causing performance issues or triggering error codes. ...

est The ECM is another term for the ECU but is often used interchangeably. It focuses specifically on controlling the engine's operation, including fuel injection, ignition Camshaft Timing Control, and emissions control to ensure proper functioning and efficiency. Software Glitches: Software updates or programming errors can affect the functionality of the control modules, causing performance issues or triggering error codes. ...