Audi A4 Owners & Service Manuals

Audi A4: Infotainment system

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 Telephone

 Introduction

Applies to: vehicles with telephone You can operate various telephone functions easily through the MMI in your vehicle. Depending on the country and the vehicle equipment, the following options may b

 Using the Audi phone box

General information Applies to: vehicles with Audi phone box Fig. 135 Front center console: Audi phone box with connections Depending on vehicle equipment, you may be able to use the following functi

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 Repair Kit for FlexRay Wires with Coating

  Note The repair of FlexRay wires with coating can only take place using FlexRay wires with coating from the Parts Catalog. Observe general notes for repairs on the vehicle electrical system. Refer to → Chapter "Vehicle Electrical System, General Repair Information". A two-laye

 Cooling system

Coolant The engine cooling system is filled with a mixture of purified water and coolant additive at the factory. This coolant must not be not changed. The coolant level is monitored using the indicator light. However, you should occasionally check the coolant level. Messages The following messag

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