2019–2021 Hyundai Nexo Recall: Hydrogen gas detection sensors may fail to detect leaks in the hydrogen…
NHTSA campaign 22V258000 · Electrical System · filed Apr 14, 2022 · verified Jul 30, 2026
The defect
Hyundai Motor America (Hyundai) is recalling certain 2019-2021 Nexo vehicles. The hydrogen gas detection sensors may fail to detect leaks in the hydrogen gas delivery system.
The risk
A hydrogen gas leak can increase the risk of a fire while parked or driving.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Owners are advised to park their vehicles outside and away from structures until the recall remedy is completed. Dealers will replace the hydrogen gas detection sensors, free of charge. Owner notification letters were mailed August 12, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 225.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Affected vehicles
Related recalls
More Hyundai Nexo recalls
- 2019–2024 Hyundai Nexo — Thermally activated pressure relief device (TPRD) may break…
- 2019 Hyundai Nexo — Following hydrogen refueling, the inlet receptacle filter…
- 2019–2021 Hyundai Kona Electric and 1 other model — Integrated Electronic Brake (IEB) system may detect an…
- 2020 Hyundai Nexo and 1 other model — Remote Smart Parking Assist (RSPA) software may fail to…
Other campaigns involving Hyundai vehicles
Source: NHTSA recall database, campaign 22V258000 (manufacturer number 225). Data last verified Jul 30, 2026.