Audi A4 Owners & Service Manuals

Audi A4: Refrigerant Circuit Components, Replacing


 General Information

Vehicles with a High Voltage System (Hybrid Vehicles) Extremely Dangerous Due to High-Voltage The high-voltage system is under high-voltage. Death or serious bodily injury by electric shock. - I

 Leaking or Damaged Components except A/C Compressor, Reservoir or Receiver/Dryer

The refrigerant circuit was completely empty (for example with larger leak or cracked hose)   Note In the event of only a minor leak with slow escape of refrigerant (e.g. at a small leakage

 Compressor, Replacing without the Need for Flushing Refrigerant Circuit

  Note Cleaning the refrigerant circuit means flushing with refrigerant R134a. Refer to → Chapter "Refrigerant Circuit, Cleaning (Flushing), with Refrigerant R134a". If a faulty A/C


 Door Arrester, Removing and Installing

Removing - Move the door window into the "closed" position. - Remove the door trim panel. Refer to → Body Interior; Rep. Gr.70; Front Door Trim Panels; Front Door Trim Panel, Removing and Installing. - Remove the speaker. Refer to → Communication; Rep.

 General Information

  Note The laws and regulations listed below are applicable in Germany. Different or additional laws and regulations may apply in other countries. The effects of climate change can be seen worldwide. Protecting the climate is one of the most important responsibilities. However, this respon

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