Audi Q7 Owners & Service Manuals

Audi Q7: Refrigerant Circuit Components, Replacing

Audi Q7 (4M) 2016-2026 Workshop Manual / Heating, Ventilation & Air Conditioning / Refrigerant R134a Servicing / Refrigerant Circuit Components, Replacing

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 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

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 Floor Heat Shield, Removing and Installing

Plenum Chamber Bulkhead Heat Shield, Removing and Installing Removing - Remove the plenum chamber bulkhead. Refer to → Chapter "Plenum Chamber Bulkhead, Removing and Installing". - Remove the nuts -arrows-. - Remove the heat shield -1-. Installing Install in reverse order of r

 Vehicles with Restrictor, Reservoir and A/C Compressor Regulator Valve -N280- (Externally Regulated A/C Compressor), Checking Pressures

Specified Values for the Refrigerant Circuit Pressures   Note Connect the Air Conditioning (A/C) service station. Refer to → Chapter "A/C Service Station, Connecting". Observe the test requirements. Refer to → Chapter "Pressures, Checking". - With the ignition switched

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