Hyundai Ioniq: High Voltage Battery Cooling System / Cooling Duct. Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Hybrid Control System / High Voltage Battery Cooling System / Cooling Duct. 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.

Cooling Duct (Inlet)

1.	Shut off the high voltage. (Refer to Hybrid Control System - "High Voltage Shut-off Procedures")

2.	Remove the rear seat cushion. (Refer to Body - "Rear Seat Assembly")

3.	Remove the rear door scuff trim. (Refer to Body - "Door Scuff Trim")

4.	Remove the inlet cooling duct (A) after loosening the mounting fastener.

Cooling Duct (Outlet)

1.	Shut off the high voltage. (Refer to Hybrid Control System - "High Voltage Shut-off Procedures")

2.	Remove the rear seat cushion. (Refer to Body - "Rear Seat Assembly")

3.	Remove the rear door scuff trim. (Refer to Body - "Door Scuff Trim")

4.	Remove the outlet cooling duct (A) after loosening the mounting nut.

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.

Install the cooling ducts in the reverse order of removal.

Outlet cooling duct installation nut :

7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)

Cooling Fan. 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...

Low Voltage DC/DC Converter (LDC)

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Coolant. Repair procedures

Engine Coolant Refilling and Bleeding [Drain] • Never remove the reservoir tank cap when the engine is hot.• Serious scalding could be caused by hot fluid under high pressure escaping from the radiator...

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Manual adjustment

The front seat can be adjusted by using the levers located on the outside of the seat cushion. Before driving, adjust the seat to the proper position so that you can easily control the steering wheel, foot pedals and controls on the instrument panel...