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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 Electronic Stabilization Control

Description Electronic Stabilization Control (ESC) supports driver safety. It reduces the risk of slipping and improves driving stability. ESC detects critical situations, such as if the vehicle is oversteering or understeering, or if the wheels are spinning. The brakes are applied or the motor t

 Battery Charger -VAS5903-

  WARNING Risk of injury. Follow all warning messages and safety precautions. Refer to → Chapter "Warnings and Safety Precautions".   WARNING Do not check or charge a Battery -A- when the visual indicator has "no color or is bright yellow". Jump starting must not be used! Th

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