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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 Turn signal and high beam lever

Fig. 35 Operating lever: switching the light functions on and off The lever operates the turn signals, the high beams and the headlight flasher. Turn signals The turn signal will activate when you move the lever into a turn signal position while the ignition is switched on. The respective or in

 Indicator lights overview

Description The indicator lights in the instrument cluster blink or turn on. They indicate functions or malfunctions. Some warning and indicator lights turn on when you switch the ignition on and must turn off when the drive system is switched on or while driving. With some indicator lights, mess

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