See also:

The concept
The following can be operated using the buttons and the thumbwheel on the steering wheel: Current audio source. Redial on telephone*. Activation of the voice activation system*. ...

Start/Stop button
Pressing the Start/Stop button switches radio readiness or the ignition on or off. Manual transmission: if you press the Start/Stop button and depress the clutch, the engine starts. Automatic ...

For 520i and 528i: Check oil level
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 ...