2017–2019 Hyundai IONIQ Electric Recall: An unstable electrical ground may cause the vehicle to enter a fail-safe…
NHTSA campaign 21V944000 · Electrical System · filed Dec 7, 2021 · verified Jul 30, 2026
The defect
Hyundai Motor America (Hyundai) is recalling certain 2017-2019 Ioniq electric vehicles. An unstable electrical ground may cause the vehicle to enter a fail-safe mode with reduced acceleration and power. In certain conditions while in fail-safe mode, the vehicle may accelerate after the gas pedal is released.
The risk
Unexpected acceleration following gas pedal release can increase the risk of a crash.
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
Dealers will update the EPCU (Electric Power Control Unit) software and repair the ground wiring, free of charge. Owner notification letters were mailed February 9, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 215.
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
| Make | Model | Model years |
|---|---|---|
| Hyundai | IONIQ Electric | 2017, 2018, 2019 |
Related recalls
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All Hyundai IONIQ Electric recalls → · All Hyundai recalls →
Source: NHTSA recall database, campaign 21V944000 (manufacturer number 215). Data last verified Jul 30, 2026.