2016 Hyundai Sonata engine and engine cooling problems
16 owner complaints filed with NHTSA name the engine and engine cooling on the 2016 Hyundai Sonata — 2% of all complaints for this model year.
What owners report
“The contact owns a 2016 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, there was an abnormal odor inside the vehicle, with an abnormal sound coming from the engine compartment. No warning lights were illuminated. The failure had occurred on several occasions. The…”
filed Apr 1, 2026
“The contact owns a 2016 Hyundai Sonata. The contact stated that while driving and depressing the accelerator pedal, the vehicle failed to respond or exceed 30 MPH. The contact stated that the speedometer reading was lagging. The contact stated that the vehicle accelerated as intended while…”
filed Feb 11, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Sonata years
| Year | Reports | Share |
|---|---|---|
| 2023 Sonata | 2 | 2% |
| 2021 Sonata | 1 | 1% |
| 2019 Sonata | 7 | 4% |
| 2018 Sonata | 14 | 4% |
| 2017 Sonata | 18 | 2% |
| 2015 Sonata | 21 | 2% |
| 2014 Sonata | 21 | 3% |
| 2013 Sonata | 40 | 2% |
| 2012 Sonata | 11 | 1% |
| 2011 Sonata | 45 | 1% |
| 2009 Sonata | 6 | 1% |
| 2008 Sonata | 2 | 0% |
Other reported problem areas on the 2016 Hyundai Sonata
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.