See also:

For X3 xDrive28i: Oil levelcheck
The concept The oil level is monitored electronically during driving and shown on the Control Display. If the oil level reaches the minimum level, a check control message is displayed. Displayi ...

Activating HDC
Press the button; the LED above the button lights up. ...

Selecting a station
Press the knob if the sound output is switched off. 1.  "Radio" 2.  "FM" or "AM" 3.  Select the desired station. The selected station is stored ...