Audi A4 Owners & Service Manuals

Audi A4: Interior Lights, Switches

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 Immobilizer

General Information The anti-theft immobilizer system control module can depending on the vehicle be integrated in the following systems: Instrument Cluster Control Module -J285- Comfort System Ce

 Trailer Hitch

Trailer Hitch Socket, Removing and Installing - Version 1 Removing - Turn off the ignition and remove the key. - Remove the bolts -arrows-. - Detach the socket from the retaining plate.

 Wiring

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 General information

Selecting the radio Fig. 148 Center display: FM station list Fig. 149 Center display: SiriusXM station list Depending on the vehicle equipment, the radio may support the FM, AM, and SiriusXM (satellite radio) frequency bands. Using the HD Radio receiver* also allows you to receive radio stations o

 Testing Equipment, Tools and Materials

General Information   Note This list outlines the testers, tools and materials required for expert refrigerant circuit repair work. For tools and materials available from the distribution center or importer. Refer to → Chapter "Tools and Materials Available from Distribution Cente

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