Where does the Check Engine light come from?
Where does the Check Engine light come from? The check engine light, service engine soon, or malfunction indicator lamp is part of your vehicle’s onboard diagnostics system. The system is run by your vehicle’s computer, which is known as the electronic control module (ECM). Nowadays, the electronic control module operates virtually every electronic or electrical system of your vehicle. Can a car's check engine light be reset? Some of the possible malfunctions in your car can be detected either by various inappropriate sounds or by various physical signs. But some faults, that are not easily detectable but do occur in...