2023 Hyundai Tucson electrical system problems
25 owner complaints filed with NHTSA name the electrical system on the 2023 Hyundai Tucson — 20% of all complaints for this model year.
What owners report
“The vehicle developed an intermittent but potentially dangerous engine control malfunction. After the engine reached normal operating temperature, the engine speed (RPM) would repeatedly surge while the vehicle was stopped in Park and Neutral, fluctuating from approximately 1,000 RPM to over 3,000…”
filed Jul 23, 2026
“The contact's son owns a 2023 Hyundai Tucson. The contact stated that while driving at various speeds, various warning lights illuminated, and various messages were displayed on the instrument panel; however, the warning lights disappeared upon restarting the engine. The contact stated that her son…”
filed Jul 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Some Palisade (LX2), Tucson (NX4), and Tucson Hybrid (NX4 HEV) vehicles may experience battery drain due to continuous operation of the cooling fan after vehicle ignition has been turned off, potentially resulting in a…
26-EE-007H TSB · Service Bulletin/Repair Instructions · issued Jun 17, 2026This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and…
26-GI-002H TSB · Service Bulletin/Repair Instructions · issued May 27, 2026Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing and, if necessary, replace the starter…
26-EE-003H TSB · Service Bulletin/Repair Instructions · issued Apr 18, 2026
Electrical System problems in other Tucson years
| Year | Reports | Share |
|---|---|---|
| 2026 Tucson | 7 | 13% |
| 2025 Tucson | 58 | 22% |
| 2024 Tucson | 16 | 18% |
| 2022 Tucson | 49 | 13% |
| 2021 Tucson | 11 | 15% |
| 2020 Tucson | 19 | 11% |
| 2019 Tucson | 46 | 12% |
| 2018 Tucson | 27 | 7% |
| 2017 Tucson | 83 | 8% |
| 2016 Tucson | 213 | 13% |
| 2015 Tucson | 20 | 9% |
| 2014 Tucson | 15 | 8% |
Other reported problem areas on the 2023 Hyundai Tucson
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.