KIA Niro: AHB(Active Hydraulic Boost) System
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Service Highlight / AHB(Active Hydraulic Boost) System
- AHB(Active Hydraulic Boost) System / Description And Operation
- Brake Actuation Unit Repair procedures
- Pressure Source Unit Repair procedures
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AHB(Active Hydraulic Boost) System / Description And Operation
Description
Regeneration Brake System
During deceleration or braking of an electric vehicle or HEV, the drive motor
acts as an alternator and charges the battery by
converting the vehicle's kinetic energy generated during braking into electrical
Brake Actuation Unit Repair procedures
Brake Actuation Unit Components and components location
Components
Warning
IBAU(Intergrated Brake Actuation Unit) must not be disassembled.
Integrated Brake Actuation Unit (IBAU) ECU
Reservoir
Pedal Simulator
Integrated Brake Actuati
Pressure Source Unit Repair procedures
Pressure Source Unit Components and components location
Components
Warning
PSU (Presser Source Unit) must not be disassembled.
Pressure Source Unit (PSU)
Pressure Source Unit (PSU) connector
Motor
Filler adapter
Bracket
Accumulat
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Crash Pad Main Lower Panel
Crash pad main lower panel
Replacement
Warning
Put on gloves to protect your hands.
Warning
Use a plastic panel removal tool to remove interior trim pieces
without marring the surface.
Be careful not to bend or scratch the trim
Electric Water Pump (EWP) Repair procedures | Reservoir
Removal
Disconnect the negative (-) cable of the 12V battery.
Remove the under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
Drain the coolant of hybrid motor cooling system.
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