Important safety notes

WARNING For reasons of safety, have the NECK-PRO 
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 When pushing back the NECK-PRO head 
When pushing back the NECK-PRO head restraint cushion, make sure your fingers do not become caught between the head restraint cushion and the cover. Failure to observe this could result in injuries.

    See also:

    Vehicles with automatic transmission
    Apply the electric parking brake. Shift the transmission to position P. Using the SmartKey Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated. ...

    Refrigerant of the air-conditioning system
    The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant. Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-condit ...

    Adjusting the head restraint height electrically
    To adjust the head restraint height: slide the switch for head restraint adjustment up or down in the direction of the arrow. ...