2022 Hyundai Elantra Hybrid electrical system problems
12 owner complaints filed with NHTSA name the electrical system on the 2022 Hyundai Elantra Hybrid — 31% of all complaints for this model year.
What owners report
“Vehicle: 2022 Hyundai Elantra Hybrid Safety Complaint: While driving on the highway, my 2022 Hyundai Elantra Hybrid displayed a warning message stating “Check Hybrid System. Stop Safely.” Immediately after the warning appeared, the vehicle lost power and acceleration. The car entered a…”
filed Jun 7, 2026
“This 2022 Hyundai Elantra Hybrid poses an imminent fire and safety hazard due to catastrophic high-voltage system failures. On December 11, 2025 (Mileage: 54,527), the vehicle displayed a "Check Hybrid System" warning. The dealership diagnosed a swollen 12V battery and, critically, a melted power…”
filed Dec 18, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A software error in the motor control unit may cause unintended vehicle acceleration…Campaign 23V589000 · Aug 18, 2023
Related service bulletins
This bulletin provides information related to the changes introduced in the 2025 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system as described in this…
25-BE-020H TSB · Service Bulletin/Repair Instructions · issued Sep 30, 2025Certain Hyundai vehicles may exhibit a warning light with Diagnostic Trouble Code (“DTC”) P1BB20 due to a battery over voltage condition.
25-01-010H-1 9B4 OL · Service Campaign · issued Aug 21, 2025Certain Elantra Hybrid (CN7 HEV), Sonata Hybrid (DN8 HEV), and Tucson Hybrid (NX4 HEV) vehicles may exhibit a warning light due to DTC Code P1BB20 (12V Lithium Battery Cell Voltage High). The California Air Resources…
25-01-010H-1 DN · Service Campaign · issued Jul 16, 2025This bulletin provides the procedure to update the software for the Battery Management System (BMS) on certain Elantra Hybrid (CN7 HEV), Sonata Hybrid (DN8 HEV), and Tucson Hybrid (NX4 HEV) vehicles that may exhibit a…
25-01-010H-1 TSB · Service Campaign · issued Jul 16, 2025A software update is available for multiple vehicles equipped with either Display Audio 2.0V or the AVN 5th Gen Wide system.
25-01-045H TSB · Service Campaign · issued Jul 9, 2025
Electrical System problems in other Elantra Hybrid years
| Year | Reports | Share |
|---|---|---|
| 2023 Elantra Hybrid | 17 | 32% |
| 2021 Elantra Hybrid | 11 | 38% |
Other reported problem areas on the 2022 Hyundai Elantra Hybrid
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.