See also:

Windshield washer nozzles
The windshield washer nozzles are heated automatically while the engine is running or the ignition is switched on. ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. The PDC is shown on the Control Display. Switch on the backup camera via the iDrive. ...

Low tire pressure message
  The yellow warning lamp lights up. A Check Control message is displayed. ► There is a flat tire or a major loss in tire inflation pressure. ► The system was not reset after ...