Hyundai IONIQ 5 2022–2025 — service campaign
Bulletin 24-01-088H · NHTSA communication 11010986 · issued Dec 3, 2024
Service campaign
communication type
Electrical System
component
2022–2025
model years
6
vehicle entries
Official summary
Certain 2022-2024MY IONIQ 5 (NE EV) and 2023-2025MY IONIQ 6 (CE EV) vehicles may exhibit a condition while driving where the 12V battery voltage drops below the operational voltage and the Vehicle Control Unit (VCU) places the vehicle in “fail-safe” mode. The VCU software in this bulletin updates the maximum vehicle speeds for various levels of 12V battery voltage when the vehicle enters “fail-safe” mode.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.