See also:

Resetting values
You can reset the values of the following functions:  - Trip odometer  - Trip computer "From start"  - Trip computer "From reset" •► Press the butt ...

NECK-PRO head restraints/NECKPRO luxury head restraints (except AMG vehicles)
NECK-PRO head restraints/NECK-PRO luxury head restraints increase protection of the driver's and front-passenger's head and neck. In the event of a rear collision of a certain severity, the NE ...

Deactivating
Press and hold the closing button () in the tailgate until you hear two short tones. ...