2019 Kia Optima power train problems
16 owner complaints filed with NHTSA name the power train on the 2019 Kia Optima — 8% of all complaints for this model year.
What owners report
“I am reporting a recurring safety hazard involving my 2019 Kia Optima following a repair for diagnostic code P064A (Fuel Pump Control Module). Despite the dealership attempting to repair the fuel system, the vehicle remains in a 'limp mode' state. While driving, the vehicle began shaking violently…”
filed Jun 8, 2026
“The engine of vehicle repeatedly failed, causing the vehicle to stall while driving, which posed a serious risk to my safety and others on the road. The vehicle had approximately 65,000 miles and was maintained routinely and on schedule. The failure first occurred before November 18, 2025, when I…”
filed Mar 30, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Optima years
| Year | Reports | Share |
|---|---|---|
| 2020 Optima | 25 | 18% |
| 2018 Optima | 18 | 8% |
| 2017 Optima | 20 | 8% |
| 2016 Optima | 72 | 10% |
| 2015 Optima | 49 | 5% |
| 2014 Optima | 20 | 3% |
| 2013 Optima | 64 | 5% |
| 2012 Optima | 54 | 6% |
| 2011 Optima | 25 | 4% |
| 2010 Optima | 24 | 32% |
| 2009 Optima | 33 | 28% |
| 2008 Optima | 18 | 13% |
Other reported problem areas on the 2019 Kia Optima
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.