See also:

The concept
The following can be displayed or operated using the buttons and the thumbwheel on the steering wheel and the display in the instrument cluster: ▷ Current audio source. ▷ Programs ...

Instrument cluster
1.Speedometer 135i: with fuel gauge 2.  Indicator lamps for turn signals 3.  Indicator and warning lamps 4.  Tachometer 5.  Fuel gauge 135i: engine oil temperature 6.  ...

Rear CD/DVD player
1 CD/DVD slot 2 Eject CD/DVD 3 On/off, right 4 Headphone connection, right 5 RCA sockets 6 Headphone connection, left 7 On/off, left ...