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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  Garage door opener

Description Applies to: vehicles with garage door opener With the garage door opener, you can activate systems such as the garage doors, security systems or house lights from inside your vehicle. These functions are operated in the MMI. Multiple receivers can be programmed, which can control the fu

  Camera-based traffic sign recognition

Description Applies to: vehicles with camera-based traffic sign recognition Fig. 92 Instrument cluster: traffic sign recognition The traffic sign recognition shows the traffic signs detected by the front camera in the instrument cluster display. Data from the navigation system is also included in t

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