SRS (Supplemental Restraint System)

See also:

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP® and ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNIN ...

Activating/deactivating ATTENTION ASSIST
•► Press the button on the steering wheel to select the DriveAssist menu. •► Press the button to select Attention Asst.. •► Press . The current selection is displayed. •& ...

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. For safety reasons, you should remove the SmartKey from the ignition lock. ...