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:
Tires with Emergency Running Characteristics, Seal Inside-Technology
Caution
It is mandatory for run-flat tires to have a tire
pressure monitoring system in the vehicle.
Examining and replacing the seal inside tires should
only be performed by trained personnel.
Note
The seal inside technology makes it possible to continue
driving with
Parking Aid Control Module -J446-, Removing and Installing
Note
On vehicles with parallel parking assist the Parallel
Parking Assistance Control Module -J791- is integrated in the
Parking Aid Control Module -J446-.
- If replacing the control module, select the "Replace Control
Module" function Vehicle Diagnostic Tester.
Removing
-&nb
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