See also:

Onboard vehicle tool kit
The onboard vehicle tool kit is located under the first aid kit behind the left folding cover in the cargo area. ...

Selecting a channel
You can only listen to enabled channels. The selected channel is stored for the remote control currently in use. Via iDrive1.  "Radio" 2.  "Satellite radio" 3.  ...

General information
The sound settings are stored for the remote control currently in use. ...