engine light on all the time on 2005 Hyundai Sonata

engine light stay on all the time

Asked by for the 2005 Hyundai Sonata
Some helpful information about the Check Engine Light, what it means and what to do in this article;
1 more answer
Even thou the car runs great there is a problem it might be your co2 censor is bad have it checked. That was the issue with my 2003 sonata, once I replaced the co2 censor the check engine light came off after I drove it for about 50 miles...

hope that help you