See also:

Checklist before driving off-road
– Engine oil level: check the engine oil and add oil if necessary. When driving on steep gradients, the oil level must be sufficiently high to ensure a correct oil supply in the vehicle. – DEF ...

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. ...

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 When p ...