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Certain Kona Electric (OS EV) and Ioniq Electric (AE EV) vehicles are eligible for a Battery Management...

Hyundai technical service bulletin 26-01-065H DCS for 2019-2023 Hyundai Kona Electric and 2020-2021 Hyundai Ioniq Electric.

Bulletin number
26-01-065H DCS (9C5)
Component
Electrical system
Summary
Certain Kona Electric (OS EV) and Ioniq Electric (AE EV) vehicles are eligible for a Battery Management System (BMS) software update. This update to the BMS software improves the system's diagnostic capability. Follow Technical Service Bulletin (TSB) 26-01-065H to complete the BMS software update.

Owners of these vehicles have filed 90 complaints in the electrical category.

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