Audi Q7 Owners & Service Manuals

Audi Q7: A/C System, General Information

Audi Q7 (4M) 2016-2026 Workshop Manual / Heating, Ventilation & Air Conditioning / Refrigerant R134a Servicing / A/C System, General Information

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 General Information

Introduction The purpose of this repair manual is to provide service advisors and technicians with the basic knowledge needed to ensure professional and competent procedures.   Note Only the c

 A/C Technology Basic Principles

Physical Principles The four known states of water also apply to air conditioning system refrigerants. 1 - Gaseous (invisible) 2 - Vapor 3 - Liquid 4 - Solid

 Refrigerant R134a

Refrigerant R134a Physical Data Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as ref

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 Global functions

Additional function buttons Fig. 18 Right side of the multifunction steering wheel Fig. 19 MMI On/Off knob with joystick function Adjusting the volume You can adjust the volume of an audio source or a system message (for example, from the voice recognition system) when the sound is playing. To

 Heated Oxygen Sensor

Overview - Heated Oxygen Sensor   Note Coat the new heated oxygen sensors with an assembly paste. Only the thread may be coated with hot bolt paste on a used oxygen sensor. Refer to the Parts Catalog Assembly paste or hot bolt paste must not enter the slots on the sensor body. 1 

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