Hyundai Sonata Hybrid 2021 Owner's Manual page 240

Refrigerant Label (if equipped)
You can find out which air conditioning
refrigerant is applied to your vehicle on
the label located in front of the engine
compartment.
„ Example
„
Each symbols and specification on
ODN8H070030N
the air conditioning refrigerant label is
represented as below:
1. Classification of refrigerant
2. Amount of refrigerant
3. Classification of Compressor lubricant
4. Caution
5. Flammable refrigerant
6. To require registered technician to
service air conditioning system
05
OHYK059002
5-99