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Home >> Audi >> 2020 >> S4 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Air Conditioning (Refrigerant R134A Servicing) (2 Of 2)) >> 87 Air Conditioning >> A/C System, General Information >> Product Characteristics

Product Characteristics

WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Refrigerants used in motor vehicle air conditioning systems belong to the new generation of refrigerants based on chlorine-free, partially fluorinated hydrocarbons (H-FKW, R134a).

With regard to their physical properties, these are refrigerants which have been liquefied under pressure. They are subject to the regulations governing pressure containers and use is only to be made of approved and appropriately marked containers.

Compliance with specific conditions is required to ensure safe and proper use.