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 diesel engine
Always use ULSD (Ultra Low Sulfur Diesel) No. 2. The ULSD No. 2 meets the
ASTM D975.
Diesel fuel with concentrations of biodiesel higher than 5 % such as В11, B20 or
B100 are strictly prohibited.
Service station fuel pumps are labeled with the correct fue
All Wheel Drive
Specifications valid for all engine versions
1) For the market in Australia,
the camber on the front axle is - 20' through MY 2012. The
camber listed in the Table applies from MY 2013.
2) Wheel stop on outer wheel is
reduced by this amount. It can also be indicated negatively
