Have your vehicle winterproofed at a qualified specialist workshop at the onset of winter.
Observe the notes in the "Changing a wheel" section .
Cockpit
...
Setting the side air vents
Side air vents
1 Side air vent
2 Swiveling side air vent
3 Control for side air vent
► To open/close: turn thumbwheel 3 to the
left or right. ...
Unlocking the driver's door
(mechanical key)
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door, the
anti-theft alarm system will be trigger ...