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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 Overview

Applies to: vehicles with emergency call function An emergency call is a combination of data transmission and a phone call. The data transmission from your vehicle forwards important information, such as the vehicle and position data, to the emergency call center. Depending on the country and the v

 CAN-Bus Terminal Resistance, Checking

General Description The Engine Control Module -J623- communicates with other CAN-Bus capable control modules. The control modules are connected by two data bus wires which are twisted together (CAN_High and CAN_Low), and exchange information (messages). Missing information on the CAN-bus is reco

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