KIA Niro: Brake bleeding prcoedures
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Brake System / Brake bleeding prcoedures
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AHB Brake System Bleeding procedure
The iBAU consists of 3 brake fluid lines in total (Low/high pressure and
pedal simulator lines), therefore, air bleeding should be made
sequentially following the procedure below.
Bleeding sequence : Low pressure/Pedal simulator section (
Air Bleeding Tool Removal Procedure
Close the air shut-off valve (A) first, after disconnecting the air hose
(B), bleed air in the reservoir tank by opening the air shut-off valve
(A) slowly.
Warning
To prevent backflow of brake fluid, be sure to open the air shut-off
Troubleshooting - Brake System
Symptom :
Lower pedal or sponge pedal
Expected cause → Countermeasure
Brake system (oil leakage) → Repair
Brake system (air inflow) → Air bleeding out
procedure
Piston seal (worn out or
damaged) → Re
SEE MORE:
Brake Actuation Unit Repair procedures
Brake Actuation Unit Components and components location
Warning
IBAU(Intergrated Brake Actuation Unit) must not be disassembled.
Integrated Brake Actuation Unit (IBAU) ECU
Reservoir
Pedal Simulator
Integrated Brake Actuation Unit (IBA
Emission Control System
Components Location
PCV Valve
Canister
Purge Control Solenoid Valve (PCSV)
Fuel Tank Pressure Sensor (FTPS)
Fuel Level Sensor (FLS)
Fuel tank air Filter
Catalytic converter (WCC)
Gasoline Particulate Filter (GPF)
PCV Valve
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