See also:

Cleaning the headliner and carpets
•► Roof lining: use soft brushes or dry shampoo if it is particularly dirty. •► Carpets: use carpet and textile cleaners that have been approved and recommended by Mercedes-Benz. ...

Correct use of the seat belts
WARNING USE SEAT BELTS PROPERLY • Seat belts can only work when used properly. Never wear seat belts in any other way than as described in this section, as that could result in serious inj ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...