Ibau system repair for noise and air bleeding
Kia technical service bulletin TSB_CHA098_R3 for 2014-2019 Kia Optima, 2015-2020 Kia Soul and 2017-2019 Kia Niro and others.
- Bulletin number
- TSB_CHA098_R3
- Component
- Service brakes, hydraulic: fluid
- Summary
- TECHNICAL SERVICE BULLETIN: IBAU SYSTEM REPAIR FOR NOISE AND AIR BLEEDING - 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 repair procedure for the Integrated Brake Actuation Unit (iBAU) system on some 2014-2019MY EV/Hybrid/Plug-In Hybrid vehicles listed (see table), which may exhibit a "honking" (Hissing) noise due to air remaining in the brake fluid system.
Owners of these vehicles have filed 331 complaints in the brakes category.
Vehicles covered
- Kia Optima 2014-2019 201420152016201720182019
- Kia Soul 2015-2020 201520162017201820192020
- Kia Niro 2017-2019 201720182019
- Kia Optima Hybrid 2014-2019 201420152016201720182019
- Kia Niro EV 2019 2019
- Kia Niro PHEV 2017-2018 20172018
- Kia Soul EV 2015-2019 20152016201720182019
- Kia Optima PHEV 2016-2019 2016201720182019
- Kia Niro Hybrid 2017 2017
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