Kia Niro 2017 (DE HEV) Service Manual: Brake Line Repair procedures
Removal
1.
Disconnect the brake fluid level switch connector, and remove the reservoir
cap.
2.
Remove the brake fluid from the master cylinder reservoir with a syringe.
...
Kia Niro 2017 (DE HEV) Service Manual: Brake Actuation Unit Components and components location
Components
1. Integrated Brake Actuation Unit (IBAU) ECU
2. Reservoir
3. Pedal simulator
4. Integrated Brake Actuation Unit (IBAU)
...