See also:

Functional readiness of the airbag system
When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tension ...

Malfunction
A Check Control message is displayed. Adaptive light control is malfunctioning or has failed. Have the system checked as soon as possible. ...

Checking the oil level
The concept The oil level is monitored electronically and displayed on the Control Display. Requirements The engine must be running and warm after the vehicle has been driven for at least ...