View all 59 consumer vehicle reviews for the Used Kia Sephia on Edmunds, or submit your own review of the Sephia. My Kia Sephia, with +k miles, barely moves-in drive or reverse- and makes horrible screeching sounds, no matter how much I hit the gas. The check engine. I just got my spark plugs change and now it shake and knock before it wasn't do that what problem means. Kia Sephia. -. Car Selling & Trading In.
The Kia Sephia has problems & defects reported by Sephia owners. The worst complaints are electrical, engine, and seat belts / air bags problems. The following chart shows the 18 most common problems for Kia Motor Sephia. The number one most common problem is related to the vehicle's engine and. Vibration when accelerating Hello, my Sephia has a failure that appears intermittently, every now and then. When starting to drive at first gears, every time.