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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 Evaporator, Removing and Installing

Front Heater and A/C Unit Evaporator Housing, Removing and Installing   Note The evaporator is currently not available as a replacement evaporator for all versions. Therefore check in advance whether this evaporator is available as a replacement part or together with the replacement evapo

 Headlamp, Removing and Installing

Headlamp Housing, Removing and Installing Removing - Turn on the ignition and disconnect the ground cable from the battery. Refer to → Chapter "Battery, Disconnecting and Connecting". - Remove the front bumper cover. Refer to → Body Exterior; Rep. Gr.63; Front Bu

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