Hyundai Ioniq (AE): Air Conditioning System / Description and operation

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.

Refrigerant System Service BasicsRefrigerant Identification• Do not mix HFO-1234yf (R-1234yf) in the vehicle with other refrigerant, such as R-12, R-134a and etc.