This bulletin provides the procedure to update the ECU software on certain 2021-2022MY IONIQ Plug-in...
Hyundai technical service bulletin 24-EV-001H for 2021-2022 Hyundai Ioniq Hybrid and 2021-2022 Hyundai Ioniq Plug-In Hybrid.
- Bulletin number
- 24-EV-001H
- Component
- Electrical system
- Summary
- This bulletin provides the procedure to update the ECU software on certain 2021-2022MY IONIQ Plug-in Hybrid (AE PHEV) vehicles that may exhibit a warning light with DTC U1341 due to communication issues with the Integrated Electronic Brake (IEB) during charging in IG3 mode. Follow the procedure in this TSB to update the ECU software logic. • DTC Info: U1341 - ECU-IEB Communication Delay
Owners of these vehicles have filed 17 complaints in the electrical category.
Vehicles covered
- Hyundai Ioniq Hybrid 2021-2022 20212022
- Hyundai Ioniq Plug-In Hybrid 2021-2022 20212022
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