Cool 2008 Hyundai Sonata Check Engine Light Comes On References. Web when your check engine light comes on, this could be as simple as tightening or replacing your gas cap. Some common issues that often cause the engine light to come on in a hyundai sonata are listed below:
Web spark plugs that need replacing: I drove it about 6 months and took it to shop. Since today is sunday, i will be taking it to the local dealer on tomorrow.
