Audi A4 Owners & Service Manuals

Audi A4: Starting and driving

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 Personalization

Users General information Applies to: vehicles with personalized user settings Depending on vehicle equipment and your country, your vehicle may be able to manage various users in the MMI. Each user w

 Opening and closing

 Central locking

General information WARNING If you leave the vehicle, switch the ignition off and take the key with you. This applies particularly when children remain in the vehicle. Otherwise, children could s

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 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 - Solid When water is heated in a container (heat absorption), water vapor can be seen to rise. If the vapo

 Wheels and Tires

General information Check your tires regularly for damage, such as punctures, cuts, cracks, and bulges. Remove foreign objects from the tire tread. If driving over curbs or similar obstacles, drive slowly and approach the curb at an angle. Have faulty tires or rims replaced immediately.

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