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:
Storing the current speed or calling up
a stored speed
WARNING
The set speed stored in memory should only
be set again if prevailing road conditions and
legal speed limits permit. Possible
acceleration or deceleration differences
arising from r ...
Roadside Assistance button
Open the stowage compartment under the
armrest.
Press and hold Roadside Assistance
button 1 for more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center ...
Vehicle equipment
This Operator's Manual describes all models and all standard and optional equipment
of your vehicle available at the time of publication of the Operator's Manual. Country-specific
differen ...
