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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 Axle Alignment Procedure

  Note Determine the correct suspension version. Refer to → Chapter "Production Control Number (PR Number) Explanations". A vehicle with coil springs can only be measured at curb weight position. Refer to → Chapter "Standard Vehicle Height for Axle Alignment on Vehicles with

 Vehicle Pulls to One Side

General Information Perform a road test to determine if a vehicle pulls to one side and if so, when and to which side. If the vehicle pulls to one side, see procedure → Chapter "Corrective Action when Vehicle Pulls to One Side". If the vehicle alignment is measured, submit the measurement

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