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: Repair procedures

    Self Diagnosis1.Self-diagnosis process.    â€¢ When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF .

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Warning Indicator. Repair procedures

    RemovalWarning Indicator1.Disconnect the negative (-) battery terminal.2.Remove the mirror (A).InstallationWarning Indicator1.Install the outside mirror.2.Connect the negative (-) battery terminal.Inspection1.Apply battery voltage to each terminal as shown in the table and verify that the mirror operates properly.

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