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. ...

Bag hooks
The bag hook can bear a maximum load of 6.6 lbs (3 kg). Do not use it to secure a load. Pull bag hook 2 down by tab 1. ...

Safety guidelines for seat belts, Emergency Tensioning Devices (ETDs) and air bags
WARNING • Damaged seat belts or seat belts that have been subjected to stress in an accident must be replaced. Their anchoring points must also be checked. Only use seat belts installed or ...