Audi Q3: 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 s
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 - Gaseous (invisible)
2 - Vapor
3 - Liquid
4 - S
General Information
Caution
When handling refrigerant oil, pay attention to
local regulations.
Refrigerant oil mixes with the refrigerant (about 20-40%,
depending on compressor type a
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Applies to: vehicles with adaptive cruise assist
Fig. 97 Instrument cluster: display in speedometer
Fig. 98 Instrument cluster: driver assistance display
Indicator lights and messages in the speedometer
1 - 3 inform you about the driving situation
and the settings. In the Driver assistance display
If the engine oil level is too low
Fig. 147 Engine oil sticker
Engine oil viscosity
Engine oil standard
If you need to add engine oil, use an oil that
meets the engine oil standard listed on the sticker
fig. 147. The sticker with the
specified
standard is located in the front of the engine co