See also:

Adjusting the backrest angle (2nd rowof seats)
WARNING   The seat belt only offers its intended protection when the seat backrest is in a nearly vertical position and the occupant is sitting upright. The seat backrest and seat belt ...

Adjusting the head restraints manually
The head restraints must only be removed at a qualified specialist workshop. Mercedes-Benz recommends that you use a Mercedes-Benz Center for this purpose. ► If the head restraint is f ...

Adjusting the NECK-PRO head restraints
Adjusting Adjusting Pull or push the bottom of NECK-PRO head restraint 1. Resetting The NECK-PRO head restraints are moved forwards in the event of a rear collision in the direction of tr ...