There are 3 owner-reported engine complaints for the 2007 Kia Rioin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
the engine has very bad Loss of oil pressure it consumption of a lot oil the engine knock very bad that engine has decreased its power the engine oil light always on so I stop driving the car and car blows white smoke from the engine my mechanic told he did not want to work on the car because of the engine but I can get a invoice he quoted me 3,000 dollars for a new engine i have not even had this car for long could not even drive it around or get my child to school
TL*THE CONTACT OWNS A 2007 KIA RIO. WHENEVER THE CONTACT STARTS THE VEHICLE, THE CHECK ENGINE LIGHT APPEARS. SHE ALSO SMELLS GAS, WHICH REMAINS PRESENT AS LONG AS THE VEHICLE IS TURNED ON. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY CHANGED THE SPARK PLUGS AND CLEANED THE TOP OF THE ENGINE; HOWEVER, THE FAILURE PERSISTS. THE CURRENT MILEAGE WAS 38,267 AND FAILURE MILEAGE WAS 5,000.
TL*THE CONTACT OWNS A 2007 KIA RIO. WHILE DRIVING 70 MPH, THE VEHICLE FAILED AND WOULD NOT RESTART. THE VEHICLE WAS TOWED TO THE CONTACT'S RESIDENCE AND WAS THEN RETRIEVED BY KIA. AS OF OCTOBER 1, 2007, THE CAUSE OF FAILURE HAD NOT BEEN DETERMINED. THERE WERE NO RECALLS AVAILABLE FOR THE ENGINE. THE CURRENT AND FAILURE MILEAGES WERE 84,600.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026