Please bear the following in mind
At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes- Benz Center.
Observe the notes in the "Changing a wheel" section.
See also:
Resetting to factory settings
For safety reasons, the Day Lights function
in the Lights submenu is only reset when the
vehicle is stationary.
•► Press the button on the
steering wheel to select the Settings
menu.
...
Dashboard fuse box
Do not use a pointed object such as a
screwdriver to open the cover in the
dashboard. You could damage the
dashboard or the cover.
– To open: pull cover 1 outwards in the
direction of ...
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. The
engine can be starte ...