Some of those devices are well-known, like your car's main computer or engine control module (ECM), which helps control things like fuel injection, ignition timing, and various other actions.
(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The ...
The ECM then generates and stores a diagnostic trouble ... The first character is a letter indicating the section of the car where the fault lies: The 2nd to 5th characters are numbers indicating ...
(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The electronic control module (ECM) or powertrain control module (PCM ...