Hyundai Ioniq: Engine Mechanical System / Cooling System

Cylinder Block. Repair procedures

Disassembly    • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system...

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...

Other information:

Hyundai Ioniq (AE) 2017-2024 Service Manual: Electric Water Pump(EWP). 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.(Refer to Hybrid Motor Cooling System - "Coolant".)4.Disconnect the hose (A) from the reservoir tank...

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

InstructionsWhen Handling Refrigerant1.R-134a, R-1234yf liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite. When handling the refrigerant, be sure to wear gloves.2.It is standard practice to wear goggles or glasses to protect your eyes, and gloves to protect your hands...