Hyundai TSB #24-01-034H
2020 Hyundai Ioniq
Affected Component: ELECTRICAL SYSTEM
- Summary
- This bulletin provides the procedure to update the BMS (Battery Management System), MCU (Motor Control Unit), VCULDC (Vehicle Control Unit / Low DC-DC Converter) and IGPM (Integrated Gateway Power Module) to enhance the battery diagnostics logic for 2020-21MY IONIQ Electric (AE EV) vehicles.