See also:

Locking the vehicle
If the vehicle can no longer be locked with the SmartKey, you can lock it by taking the following steps. ► Close the front-passenger door, the rear door on the front-passenger side and the ...

High-beam flasher
To switch on: turn the SmartKey in the ignition lock to position 1 or 2 or start the engine. Pull the combination switch in the direction of arrow 3. ...

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 ...