See also:

General information
The channels are offered in predefined packages. The packages must be enabled by telephone. ...

Opening/closing the glass sunroof
With the sliding visor open, proceed as described under Sliding visor. ...

Supplementary text messages
You can call up more information, e.g., on the cause of a malfunction and on how to respond, via Check Control. In urgent cases, this information will be shown as soon as the corresponding lamp ...