Kia Niro 2014–2019 — technical service bulletin
Bulletin TSBCHA098 · NHTSA communication 10164365 · issued Aug 14, 2019
Technical service bulletin
communication type
Electrical System
component
2014–2019
model years
19
vehicle entries
Official summary
TSBCHA098: IBAU SYSTEM REPAIR GUIDE FOR NOISE AND AIR BLEEDING - This bulletin provides the repair guide for the Integrated Brake Actuation Unit (iBAU) system on some 2014-2019MY Kia EV/Hybrid/Plug-In Hybrid vehicles listed (see table), which may exhibit a à ¢à  à  Honkingà ¢à  à  (hissing) noise due to air remaining in the brake fluid system.
Vehicles covered
- 2017 Kia Niro
- 2018 Kia Niro
- 2019 Kia Niro
- 2018 Kia Niro PHEV
- 2019 Kia Niro Plug-In Hybrid
- 2014 Kia Optima Hybrid
- 2015 Kia Optima Hybrid
- 2016 Kia Optima Hybrid
- 2017 Kia Optima Hybrid
- 2018 Kia Optima Hybrid
- 2019 Kia Optima Hybrid
- 2017 Kia Optima PHEV
- 2018 Kia Optima PHEV
- 2019 Kia Optima PHEV
- 2015 Kia Soul EV
- 2016 Kia Soul EV
- 2017 Kia Soul EV
- 2018 Kia Soul EV
- 2019 Kia Soul EV
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.