2014 Hyundai Elantra engine problems
162 owner complaints filed with NHTSA name the engine on the 2014 Hyundai Elantra — 43% of all complaints for this model year.
What owners report
“On XXX the vehicle stalled on a busy road, with no warning/ messages appearing until the car died. It was left at Dakota K Auto Repair in Buffalo Grove, IL the same day. They replicated the stalling issue four times, but were unable to diagnose the issue. The vehicle was then brought to Hyundai…”
filed Jul 22, 2026
“I am writing to formally log a safety defect complaint regarding a severe mechanical failure in my 2014 Hyundai Elantra, equipped with the Nu 1.8L engine. The vehicle has been professionally diagnosed with severe internal engine knocking stemming from catastrophic piston slap, a manufacturing…”
filed May 21, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This TSB references the Op codes to use for claim submission and the Parts required based on the vehicle’s inspection results from TSB 22-01-023H-2 (DTC P1326 – Engine Bearing Inspection/Engine Replacement) or the…
26-01-033H TSB · Warranty Program/Extension · issued Mar 26, 2026This TSB references the Op codes to use for claim submission and the Parts required based on the vehicle’s inspection results from TSB 22-01-023H (DTC P1326 – Engine Bearing Inspection/Engine Replacement) or the latest…
26-01-033H DN · Warranty Program/Extension · issued Mar 26, 2026Hyundai is conducting a campaign to enhance the knock sensor software to detect abnormal engine bearing noise before potentially severe engine damage occurs. If abnormal engine bearing noise is detected, the Malfunction…
24-01-068H · Service Campaign · issued Aug 19, 2024
Engine problems in other Elantra years
| Year | Reports | Share |
|---|---|---|
| 2025 Elantra | 3 | 14% |
| 2024 Elantra | 8 | 15% |
| 2023 Elantra | 16 | 18% |
| 2022 Elantra | 10 | 10% |
| 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% |
| 2013 Elantra | 233 | 18% |
Other reported problem areas on the 2014 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.