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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Applies to vehicles: with selective catalytic reduction
Remove the cap from the refill bottle.
Position the bottle on the filler tube and turn
the bottle clockwise until it stops turning.
Press lightly against the bottom of the bottle
to empty it. Continue pressing the bottom of
the bottle un
Special tools and workshop equipment
required
Puller - Multiple Use -VW391-
Slide Hammer Set - Adapter 40 - VW771/40- from the Slide
Hammer Set - VW771-
Retainer - Drive Flange - 3028-
Puller - Unit Injector -T10055-
-2-Puller - Unit Injector -
Adapter 2 -T10055/2-
Seal Installer - Drivesh
