The Car Care Council reports that one out of 15 vehicles inspected at its National Car Care Month Vehicle Check-Up Events had its “check engine” light illuminated.
This light is one of the most vital components to a properly functioning vehicle. It alerts the driver to a variety of potential problems based on the vehicle’s on-board diagnostic system.
When the check engine light comes on, it means that a system in your vehicle – such as ignition, fuel injection or emission control – is not operating at peak performance, even if your vehicle appears to be running normally.
A glowing check engine light doesn’t mean you must immediately pull over to the side of the road, but you should get the car checked out as soon as possible. Ignoring the warning light could severely damage engine components and incur additional repair expenses.
If your check engine light comes on, first check the gas cap to make sure it wasn’t left loose after refueling. Sometimes this can trigger the light. If the cap was loose, the light should go out after a few short trips.
If the light remains on, have the system checked out as...