Hyundai Ioniq: Hybrid Motor Cooling System / Radiator. Components and components location

Hyundai Ioniq (AE) 2017-2025 Service Manual / Hybrid Motor System / Hybrid Motor Cooling System / Radiator. Components and components location

Component location

1. HPCU (Hybrid Power Control Unit)
(LDC+MCU+HCU+Reservoir)
2. Hybrid drive motor

3. Hybrid starter generator (HSG)
4. Electrical radiator
5. Electric water pump (EWP)

Coolant. Repair procedures

Changing the Coolant and Performing Air Bleeding Never remove the cap while the engine is hot. When you remove the cap from the reservoir, hot coolant may spew out due to the high pressure, causing serious injury...

Radiator. Repair procedures

Removal1.Remove the 12 V battery (-) cable.2.Remove the undercover.(Refer to Engine Mechanical System - "Engine Room Undercover".)3.Drain the coolant from the hybrid cooling system...

Other information:

Hyundai Ioniq (AE) 2017-2025 Owner's Manual: Starting the Vehicle

WARNING Always wear appropriate shoes when operating your vehicle. Unsuitable shoes, such as high heels, ski boots, sandals, flip-flops, etc., may interfere with your ability to use the brake and accelerator pedals. Do not start the vehicle with the accelerator pedal depressed...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Heated Oxygen Sensor (HO2S). Description and operation

DescriptionHeated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed both upstream and downstream of the Manifold Catalytic Converter. The sensor output voltage varies in accordance with the air/fuel ratio.The sensor must be hot in order to operate normally...