Kia Niro EV 2019–2022 — technical service bulletin
Bulletin TSB_ELE293_R1 · NHTSA communication 10236659 · issued May 24, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
4
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: BMS DTC JUDGEMENT LOGIC IMPROVEMENT - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area.This bulletin provides the procedure to update the software logic of the Battery Management System (BMS) on some 2019-2022MY Niro EV (DE EV) vehicles produced from December 5, 2018 through April 12, 2022. The BMS ECU monitors voltage deviation between battery cells, poor insulation, abnormal cell voltage changes after charging, abnormal current change during charging, over-voltag
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.