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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  Setup

Connecting a mobile phone via Bluetooth Applies to: vehicles with telephone Requirement: the vehicle must be stationary and the ignition must be switched on. The Bluetooth settings must be open on your mobile device during the connection setup. The mobile device to be connected must not be actively

  Tire wear and damage

Fig. 155 Tire profile: treadwear indicator Tire wear Check the tires regularly for wear. Inflation pressure that is too low or high can increase tire wear considerably. Driving quickly through curves, rapid acceleration, and heavy braking increase tire wear. Have an authorized Audi dealer

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