See also:

Emergency Tensioning Devices, belt force limiters
The front seat belts and the outer seat belts in the rear are equipped with ETDs and seat belt force limiters. The ETDs on the driver's and front-passenger seat consist of pyrotechnic belt buck ...

General notes
WARNING All categories of messages contain important information which should be taken note of and, where a malfunction is indicated, addressed as soon as possible at an authorized Mercedes-B ...

Fuse box in the rear
The fuse box is behind the armrest in the rear. To open: fold down the armrest. Pull handle 1 on the trim behind the rear seat armrest up in the direction of the arrow. Fold down trim 2. ...