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:
Battery, Removing and Installing
Battery in Engine Compartment, Removing and Installing, Version 1
Note
If the battery is to be replaced, connect the battery
charger for battery support mode. Refer to
→ Electrical Equipment General Information; Rep. Gr.27; Battery,
Charging.
Removing
- Turn
Test Sequence
Battery, Checking, Vehicles with Battery Monitoring Control Module J367 or
Energy Management Control Module J644 and Data Bus On Board Diagnostic Interface
J533
In certain model series the following is responsible for
monitoring the electrical system: Energy Management Control
Module -J6
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