Hyundai Santa Fe (TM): Air conditioning System / Description and operation

Instructions (R-134a) When Handling Refrigerant 1. R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite.

Component Location Index Engine Room 1. Service port (High pressure) 2. A/C pressure transducer (APT) 3. Service port (Low pressure) 4.