See also:

Using the main loudspeakers
This function is available in conjunction with COMAND. You can use the vehicle loudspeakers to listen to a disc inserted in the rearcompartment drive. To do so, at least one of the rear-compa ...

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs:  - ...

Important safety notes
WARNING Do not turn off the engine before the vehicle has come to a complete stop. With the engine not running, there is no power assistance for the brake and steering systems. In this case, ...