See also:

Deleting all stored programs
Press the two outer memory buttons for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually ...

Cargo
The trunk measures 14 cubic feet, which makes it similar in size to the Audi A8's (14.6) but smaller than the Jaguar XJ's (16.4), LS 460's (18) and S-Class' (16.3). It's quite deep and rectangular ...

Priority options
The driver has priority The source selected via iDrive in the front is output on the vehicle loudspeakers and can be selected but not operated from the rear. Other audio or video sources ...