See also:

Selecting channels
You can only listen to enabled channels. The selected channel is stored for the remote control currently in use. Via iDrive 1. "Radio". 2. "Satellite radio". 3. Select " ...

Observe the following when refueling
The fuel tank is full when the filler nozzle clicks off the first time. Handling fuels Obey safety regulations posted at the gas station. ...

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...