The check engine light comes on because the system has detected a fault.
What does check engine light mean on hyundai sonata.
The warning symbol that many drivers fear however is the check engine light.
In a hyundai the check engine light comes on as soon as the onboard diagnostic system obd detects that there is an issue with the way the engine operates or the evaporative emission control system evap which is used to prevent gasoline vapors from escaping into the atmosphere.
Has the check engine light turned on in your hyundai elantra accent sonata kona or santa fe.
It can be alarming seeing an engine warning appear on your dashboard especially if you ve never seen it before.
In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light.
There is a wide range of faults that will also trigger the light.
Common causes for hyundai check engine light.
Thankfully we re here to help you out.
If the car isn t displaying any other symptoms rough running misfires difficult starting etc then it hopefully won t be anything too serious.
A wide array of issues can cause a check engine light to come on some more serious than others.
A check engine light can indicate a broad spectrum of problems with your 2011 hyundai sonata.
The reason this warning is so dreaded by drivers is because it presents only a vague idea of why the light actually turned on.