Audi Q3 Owners & Service Manuals

Audi Q3: A/C System, General Information

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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 a

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 Smartphone interface

Setup Applies to: vehicles with smartphone interface You can connect your smartphone to the MMI with a cable or wirelessly using the smartphone interface. Certain content on your smartphone is adapted in the MMI while driving and can be operated through the MMI. Connecting smartphones with a cable R

 Actuator Information

Actuator Information   Caution A/C system (heater) malfunctions A/C system malfunctions can occur if the actuator and/or the corresponding connectors are switched. A/C system (heater) malfunctions can occur when a connecting element (lever, gear) is interchanged or incorrectly

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