See also:

Storing settings
With the memory function, you can store up to three different settings, e.g. for three different people. The following settings are stored as a single memory preset:  - position of the se ...

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. ...

Vehicles with automatic transmission
Apply the parking brake firmly. Shift the transmission to position P. Using the SmartKey Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated ...