Hyundai Ioniq: AHB(Active Hydraulic Boost) System / Hydraulic Power Unit. Components and components location

Hyundai Ioniq (AE) 2017-2024 Service Manual / Brake System / AHB(Active Hydraulic Boost) System / Hydraulic Power Unit. Components and components location

Components

•	PSU (Presser Source Unit) must not be disassembled.

1. Pressure Source Unit (PSU)
2. Pressure Source Unit (PSU) connector
3. Motor

4. Filler adapter
5. Bracket
6. Accumulator

Brake Actuation Unit. Repair procedures

Removal 1.Turn ignition switch OFF and disconnect the negative (-) battery cable.2.Disconnector TCM connector (A).3.Disconnector TCM connector (B).4.Loosen the bolt & nut (A) then remove the ECM, TCM with bracket (B)...

Hydraulic Power Unit. Repair procedures

Removal1.Turn ignition switch OFF and disconnect the negative (-) battery cable.2.Remove the wiring bracket.3.Remove the brake fluid from the reservoir with a syringe...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: General information

General Troubleshooting InformationBefore Troubleshooting1.Check applicable fuses in the appropriate fuse/relay box.2.Check the battery for damage, state of charge, and clean and tight connections.(Refer to Engine Electrical System - "Battery") • Do not quick-charge a battery unless the battery ground cable has been disconnected, otherwise you will damage the alternator diodes...

Hyundai Ioniq (AE) 2017-2024 Service Manual: DC Fuse. Repair procedures

Removal • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries...