Check Engine Trouble code P0401 (EGR) and P0442 (Emmision) are both showing.

Hyundai as a car manufacturer put a lot of free technical information and workshop manuals on line for Hyundai owners. Check out www.hmaservice.com lots of great information.There is a company that independent auto repair shops get their information from, this same information is available inexpensively for people that work on their own cars.. The information is year make and model specific, covering repair procedures, torque specifications, fluid capacities and specifications, service bulletins, component locations, wiring diagrams ect.... Alldata is very easy to navigate http://bit.ly/AllData_Repair_Manuals_Online Po442 is an EVAP code, hopefully it is just a loose gas cap. http://www.obd-codes.com/p0442 http://www.obd-codes.com/p0442