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 triggered.
Take the mechanical key out of
the SmartKey.
Insert the mechanical key into the
lock of the driver's door as far as it will go.

Turn the mechanical key
counterclockwise to position 1.
The door is unlocked.
Turn the mechanical key back and
remove it.
Insert the mechanical key into the
SmartKey.
See also:
Cruise control lever
1 To activate or increase speed
2 To activate or reduce speed
3 To deactivate DISTRONIC PLUS
4 To activate at the current speed/last stored speed
5 To set the specified minimum distance ...
Notes on the Operator's Manual
This Operator's Manual contains a great deal of helpful information. We urge
you to read it carefully and familiarize yourself with the vehicle before driving.
For your own safety and longer se ...
Important notes on tire pressure
WARNING
If the tire pressure drops repeatedly, check
the tires for punctures from foreign objects
and/or whether air is leaking from the valves
or from around the rim.
The tire temper ...
