See also:

Audio playback
Selecting the track using the button Press the button for the appropriate direction as often as necessary until the desired track is played back. Selecting the track using the iDrive Audio C ...

Tire identification marks
Tire size 255/50 R 19 103 Y 255: nominal width in mm 50: aspect ratio in % R: radial tire code 19: rim diameter in inches 103: load rating, not for ZR tires Y: speed rating, before the R on ZR ...

Reference
This chapter contains technical data, short commands for the voice activation system, and an index that will quickly take you to the information you need. ...