Hyundai Sonata Hybrid 2022 — technical service bulletin
Bulletin 22-01-083H · NHTSA communication 10227321 · issued Nov 10, 2022
Technical service bulletin
communication type
Electrical System
component
2022
model years
1
vehicle entries
Official summary
This bulletin describes the procedure to verify, and if applicable perform an Integrated Electronic Booster (IEB) software update on certain 2022-2023MY Sonata Hybrid (DN8 HEV) vehicles. This software updates the DTC monitoring logic for C240201 Motor Electrical.
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.