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
Torque Wrench 1331 5-50Nm -VAG1331-
Torque Wrench 1331 Insert - Reversible Ratchet -VAG1331/1-
Piston Resetting Tool -T10145-
Note
If old brake pads are being replaced with new ones, then it is necessary to
check the brake rotor for wear.
The climate control system warms, cools and
adds humidity to the air in the vehicle interior. It
is the most effective when the windows and panoramic
sliding sunroof are closed. If there is a
build-up of heat inside the vehicle, ventilation
can help to speed up the cooling process.
In all heating m
