See also:

Side impact air bags
WARNING The pressure sensors for side impact air bag control are located in the doors. Do not modify any components of the doors or door trim panels including, for example, the addition of d ...

Lowering the vehicle
  Turn the crank of the jack counterclockwise until the vehicle is once again standing firmly on the ground.   Place the jack to one side.   Tighten the wheel bolts evenly in a ...

Assembling the ball coupling
Mercedes-Benz recommends that you have the ball coupling assembled at a qualified specialist workshop. Only a qualified specialist workshop has the necessary specialist knowledge and tool ...