See also:

The concept
The central locking system becomes active when the driver's door is closed. The system simultaneously engages and releases the locks on the following: ▷ Doors. ▷ Trunk lid. ▷ ...

Knob in the instrument cluster
Press the knob. ▷ When the ignition is switched on, the trip odometer is reset. Press the knob for approx. 5 seconds: View service requirement display ▷ When the ignition is switched ...

BMW X3 iDrive Owners Manual
h1 {color: red;} h2 {color: green;} h3 {color: blue;} h4 {color: #FF00FF;} ...