April 3, 2024 Service bulletin

Ewp coolant hose replacement

Kia technical service bulletin TSB_ELE332 for 2023-2024 Kia Niro EV.

Bulletin number: TSB_ELE332
Component: Engine and engine cooling
Summary: TECHNICAL SERVICE BULLETIN: EWP COOLANT HOSE REPLACEMENT - This bulletin provides information to replace the Electric Water Pump (EWP) coolant hose on some 2023-2024MY Niro EV (SG2 EV) vehicles produced from July 11, 2022 through January 24, 2024, which may exhibit a coolant leak from under the bulkhead due to a loosened EWP coolant hose at the EWP connector. If the vehicle continues to be driven in this condition, a "Refill coolant" warning message may appear in the instrument cluster, followed by reduced heater performance. The retainer clip on the EWP coolant hose on the vehicle is positioned horizontally on the hose which may come loose after time. The improved coolant hose has the retainer clip rotated 90 degrees to be positioned vertically.

Vehicles covered

See the problems and recalls for an exact car

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.