It could come on from something as simple as a loose or cracked gas cap to a more complex issue like a problem with the catalytic converter.
What does it mean if my engine light comes on.
The light could be a minor issue such as a faulty gas cap.
A loose fuel cap is one of the most common reasons why the check engine light turns on.
The check engine light or service engine soon light is one of the most misunderstood warning lights on a vehicle dashboard.
Generally a flashing cel indicates that the engine is misfiring which can damage your engine or catalytic converter.
It notably prevents gasoline fumes from leaving.