All warning lights go off when you start your vehicle except when you fail to do something you are expected to do, like fastening the seat belt or closing the door. However, the check engine light of your car can come on while driving and then stop after a few flashes. When this occurs, it shows something is wrong with your vehicle, and it may require a car service North Sydney. Check engine lights are connected to the engine control unit (ECU) that controls fuel supply and injection, ignition, fuel-to-air ratio, and the timing of valve closing and opening to … Continue reading Why Your Car Engine Light Flashes On and Off