Kia EV9 2024 — technical service bulletin
Bulletin TSB_ELE339 · NHTSA communication 11001603 · issued Jun 12, 2024
Technical service bulletin
communication type
Fuel/propulsion System
component
2024
model years
1
vehicle entries
Official summary
TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ICCU-VCU S/W UPGRADE FOR EWP OPERATION AND ICCU REPLACEMENT (SA570) - This bulletin provides information to improve the Electric Water Pump (EWP) operation logic when the EV battery is being charged with a Level 1 or Level 2 (120-240 Volt) AC charger on certain 2024MY EV9 (MV) vehicles produced from September 25, 2023 through January 11, 2024. A disparity may occur between the actual temperature and sensed temperature of the Integrated Charging Control Unit (ICCU) during high-current AC charging, predominantly in cold weather environments. If this co
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.