2022 Hyundai Elantra engine problems
10 owner complaints filed with NHTSA name the engine on the 2022 Hyundai Elantra — 10% of all complaints for this model year.
What owners report
“Description of Incident: The vehicle is experiencing significant engine oil dilution by gasoline. Upon inspection of the dipstick, the oil level is consistently found to be well above the "Full" mark, and the oil emits a strong, pungent odor of raw fuel. This indicates that unburnt gasoline is…”
filed May 5, 2026
“The contact owns a 2022 Hyundai Elantra. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. Additionally, there was an abnormally strong gasoline odor coming from the vehicle. The vehicle was taken to an independent mechanic; however, the…”
filed Apr 13, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Some Elantra (CN7, CN7A), Kona (OS, SX2), and Sonata Hybrid (DN8 HEV) vehicles equipped with 2.0L engines may illuminate a warning lamp for DTC P218100 (Cooling System Performance) related to the Integrated…
25-EM-007H TSB · Service Bulletin/Repair Instructions · issued Dec 18, 2025
Engine problems in other Elantra years
| Year | Reports | Share |
|---|---|---|
| 2025 Elantra | 3 | 14% |
| 2024 Elantra | 8 | 15% |
| 2023 Elantra | 16 | 18% |
| 2021 Elantra | 13 | 10% |
| 2020 Elantra | 101 | 42% |
| 2019 Elantra | 128 | 52% |
| 2018 Elantra | 139 | 50% |
| 2017 Elantra | 286 | 38% |
| 2016 Elantra | 109 | 38% |
| 2015 Elantra | 90 | 35% |
| 2014 Elantra | 162 | 43% |
| 2013 Elantra | 233 | 18% |
Other reported problem areas on the 2022 Hyundai Elantra
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.