Audi A4: Fluids in the A/C system

Refrigerant in the A/C system

The sticker in the motor compartment provides information about the type and amount of refrigerant used in the vehicle's A/C system. The sticker is located in the front section of the motor compartment or at the front or back of the hood.

Warning: the A/C system must only be serviced by qualified technicians.

Refrigerant type

Lubricant type

Refer to the service information (only available for authorized Audi dealers or authorized Audi Service Facilities)

The A/C system must only be serviced by qualified technicians.

Flammable refrigerant

Make sure all components are disposed of correctly and never install components in the vehicle that have been removed from old vehicles or taken from recycling.

Lubricant in the A/C system

The sticker in the motor compartment provides information about the type and amount of refrigerant oil used in the vehicle's A/C system. For the refrigerant oil quantity, refer to the Technical Data.

WARNING

To ensure secure and safe operation, the A/C system must only be serviced by qualified technicians and certified technicians (SAE standard J2845).

Tips

• Never repair the A/C system evaporator with components from old vehicles or from recycling.
• New replacement evaporators for portable A/C systems must be certified and labeled as such, so that they comply with the SAE standard J2842 HFO-1234yf and R744.

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