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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 Floor Heat Shield, Removing and Installing

Plenum Chamber Bulkhead Heat Shield, Removing and Installing Removing - Remove the plenum chamber bulkhead. Refer to → Chapter "Plenum Chamber Bulkhead, Removing and Installing". - Remove the lock washers -arrows-. - Remove the heat shield -1- from the plenum chamber bulkhead

 Refrigerant R134a Characteristics

Commercial Names and Designations Refrigerant R134a is currently available under the following trade names: H-FKW 134a SUVA 134a KLEA 134a   Note Different trade names may be used in other countries. Of the wide range of refrigerants available, this is the only one which may be used

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