See also:

Saving a function
1. Highlight the function via the iDrive. 2. Press the desired button for more than 2 seconds. ...

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...

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 ...