While your car can’t talk, it communicates with you using chimes, icons, and messages. One icon that you should never ignore is the check engine light. It turns on when the car’s onboard ...

It’s a complex and expensive component so follow the instructions on trying to clear it in the manual or take the car to a garage to have it checked. Unlike most warning lights, this engine warning ...

If the check engine light comes back on ... This is especially true if your household has more than one car and one does not have automatic headlights (as is the case in our household).

Related: Is Your Check-Engine Light On? 5 of the Most Common Causes Misfires usually cause the check-engine light to illuminate. Fuel economy also is likely to suffer, and emissions might ...

Part of the car’s emissions controls ... Charcoal canister problems can often cause the check engine light to go on, and they are often difficult for mechanics to diagnose.