See also:

Cleaning the steering wheel and gear or selector lever
  Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes- Benz. ...

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...

Stowage compartments in the rear
Stowage compartment in the rear Do not sit or lean your bodyweight on the armrests when they are folded out as you could damage them. Close the cover of the stowage compartment before foldin ...