Hyundai Ioniq (AE): Power Cable / Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Hybrid Control System / Power Cable / 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.
1.
Shut off the high voltage circuit.
(Refer to Hybrid Control System - "High Voltage Shutoff Procedure")
2.
Remove the air cleaner assembly and air duct.
(Refer to Engine Mechanical System - "Air Cleaner")
3.
Disconnect the power cable (A) from the HPCU.

   
•
Remove the inverter power cale in the follwing order.

4.
Remove the positive (+) cable (A) after loosening the mounting nut.

5.
Remove the high voltage battery inlet cooling duct.
(Refer to High Voltage Battery Cooling System - "Cooling Duct")
6.
Disconnect the power cable connector (-) (A) and power cable connector (+) (B).
7.
Disconnect the auxiliary 12V battery positive (+) cable after loosening the mounting nut (C).
8.
Disconnect the ground cable (D) after loosening the mounting bolt.

9.
Lift the vehicle.
10.
Remove the side under cover (A) after loosening the mounting bolts and nuts.

11.
Remove the power cable after loosening the mounting nuts (A).

Installation
   
•
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.
•
Be sure to shut off the high voltage before doing any work related with the high voltage system (Refer to "High Voltage Shut-off Procedure"). Failure to follow the safety instructions may result in serious electrical injuries.
1.
Install in the reverse order of removal.
Power cable mounting nut :
7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
Ground cable mounting bolt :
10.8 - 13.7 N.m (1.1 - 1.4 kgf.m, 8.0 - 10.1 lb-ft)

    Components1. Power Cable (Main)2. Power Cable (Inverter ↔ HSG & A/C Electric Compressor)

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Description and operation

    DescriptionIn ordinary cars, the mechanical water pump mounted on the engine for heating purposes is activated to circulate the cooling water, but in hybrid cars, AEWP is used to circulate the cooling water when the engine is not operating. Classification System Cooling water used

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Schematic diagrams

    System Block DiagramComponent Parts and Function Outline Component part Function Vehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.VCUReceives signals from sensor and control switches.

    Categories

     
    Copyright © 2026 www.hioniqae.com - 0.0139