Audi Q3: A/C System, General Information
Heating, Ventilation & Air Conditioning / Audi Q3 (8U) 2011-2018 Service Manual / A/C System, General Information
- Introduction
- A/C Technology Basic Principles
- Refrigerant Oil
- A/C System and Refrigerant R134a Safety Precautions
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Introduction
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
A/C Technology Basic Principles
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 - Gaseous (invisible)
2 - Vapor
3 - Liquid
4 - S
Refrigerant Oil
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 aSEE MORE:
LED and battery in the remote control key
Fig. 27 Remote control key (rear side): opening the cover
LED on the remote control key
The LED in the remote control key (front side) indicates
the status of the key.
If you press a button briefly, the LED blinks
once.
If you press and hold a button (convenience
opening/closing), the LED blin
Additional functions
Favorites
Applies to: vehicles with navigation system
In the favorites, you can call up frequently-used
destinations as well as your home/business address.
Accessing favorites
Applies to: MMI: Select on the home screen:
NAVIGATION > () > Favorites.
If you use myAudi navigation, your favori
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