See also:

Engine serial number
The number is stamped on the engine as shown. ...

Antenna
Window antenna (for Hardtop models) The antenna pattern is printed inside the rear window. CAUTION • Do not place metalized film near the rear window glass or attach any metal parts to it. Thi ...

Digital Versatile Disc (DVD) Player Operation (models with Navigation System)
Precautions Start the engine when using the DVD entertainment system. Movies will not be shown on the front display while the vehicle is in any drive position to reduce driver distraction. Audi ...