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:
Driver/Front Passenger Door Warning Lamp -W30-/-W36-, Removing and
Installing
Removing
- Press the tab -1- with a
flat-blade screwdriver and remove the door warning lamp
-2-.
- Disconnect the connector -3-.
- Carefully pry out the cover over the lamp in direction of
-arrow-.
- Remove the bulb -1- from the
socket -2- on the back of the door
DVD/CD Changer
CD Changer, Removing and Installing
The CD Changer -R41- is behind the left luggage compartment
trim panel.
Note
If replacing the control module, select the "Replace control
module" function for the corresponding control module on the
Vehicle Diagnostic Tester.
Special tools and w
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