Audi Q5: A/C System, General Information
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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 careful study
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 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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Special tools and workshop equipment
required
Pneumatic/Hydraulic Foot Pump -VAS6179-
Spring Tensioning System -VAS6274-
Spring Tensioning System - Audi Set -VAS6274/10-
Spring Tensioning System - Q5 Set -VAS6274/11-
WARNING
Before removing and installing the coil spring, the
Spri
The navigation system is available as an MMI option.
The navigation system is part of the Information Electronics
Control Module 1 -J794- inside the instrument panel.
Operation is performed via the Multimedia System Control
Head -E380-.
Navigation data is stored on an internal hard drive disc (HDD
