See also:

Position of the steering wheel when the EASY-ENTRY/EXIT feature is active
The steering wheel swings upwards when you: remove the SmartKey from the ignition lock open the driver's door and KEYLESS-GO is in position 1 open the driver's door and the SmartKey is ...

Important safety notes
WARNING   For reasons of safety, have the NECK-PRO head restraints/NECK-PRO luxury head restraints checked at an authorized Mercedes-Benz Center after a rear-end collision. WARNING&nbs ...

PRE-SAFE® (preventative occupant protection)
WARNING The PRE-SAFE® system reduces the impact of an accident on vehicle occupants, as long as their seat belts have been fastened correctly. Although your vehicle is equipped with a PRESAFE ...