Audi Q7 Owners & Service Manuals

Audi Q7: A/C System, General Information

Audi Q7 (4M) 2016-2025 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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 Heater Core, Removing and Installing

Heater Core, Preparing for Removal - Turn on the ignition. - Adjust the airflow direction of the air on the Front A/C Display Control Head -E87- to "DEF" (to the windshield). - Set the temperature preset on the Front A/C Display Control Head -E87- for the left and right side to "col

 Radio

Radio Components Radio Components, MMI Radio plus, I8E I8E - MMI Radio plus The CD player / SD memory card reader are in the Information Electronics Control Module 1 -J794- inside the glove compartment. The Radio -R- is integrated in the Information Electronics Control Module 1 -J794- Front I

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