2005 Hyundai Sonata Q&A
2005 Hyundai Sonata Question: engine light on all the time
engine light stay on all the time - Visitor
Some helpful information about the Check Engine Light, what it means and what to do in this article; http://repairpal.com/check-engine-light - fernando
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 - Visitor
Problems with the accelerator pedal position switch may cause the Check Engine Light to illuminate; an improved switch is available to fix this problem.
Hi again. Didn't see how to add to my original post so I am creating a new one. This is what I asked & got 4 terrific replies: 2.4L 4 Cylinder, Peoria, AZ, February 04, 2014, 22:27 Rookie C...
Low fuel level warning light is on all the time since I had the fuel regulator replaced. I cannot ever seeing that light on when the tank was full. Dealer says its ok, I do not believe them. Boo...
On the 2.7L V6 and 2.4L 4 Cylinder, a defective exhaust gas recirculation (EGR) switching valve may cause an intermittent rough or unstable idle engine.