See also:

Folding the exterior mirrors in or out automatically
If the "Fold in mirrors when locking" function is activated in the on-board computer: - the exterior mirrors fold in automatically as soon as you lock the vehicle from the outside. - ...

Cleaning the exterior lighting
  Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning ...

Windshield/headlamp cleaning system
WARNING Washer solvent/antifreeze is highly flammable. Do not spill washer solvent/ antifreeze on hot engine parts, because it may ignite and burn. You could be seriously burned. Use MB ...