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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 Mechanically unlocking the luggage compartment lid

The luggage compartment lid can be released from the inside in an emergency. Fig. 30 Inner luggage compartment lid: access to the emergency release Fold the backrest on the rear bench seat forward Remove the mechanical key Using the mechanical key, pry the cover off the luggage compartmen

 Control Module, Separating from Hydraulic Unit

Special tools and workshop equipment required ESD Work Surface -VAS6613-   Note If the ABS Control Module -J104- is faulty it can be replaced separately. If the ABS Hydraulic Unit -N55- is faulty it must be replaced together with the ABS Control Module -J104-.   Note The ABS Hy

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