See also:

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. ...

Remove unnecessary cargo
Additional weight increases fuel consumption. ...

Removing the remote control from the ignition lock
Do not forcibly pull the remote control out of the ignition lock Do not forcibly pull the remote control out of the ignition lock as this may cause damage.◀ Before removing the remote c ...