And the board can usually tell you what part if you read out the error codes.
The board also tells you if other parts are broken. Mechanics don’t really independently diagnose stuff on modern cars anymore. They plug in the OBD scanner and the car tells them what might be wrong.
The board also tells you if other parts are broken. Mechanics don’t really independently diagnose stuff on modern cars anymore. They plug in the OBD scanner and the car tells them what might be wrong.