If the vehicle can no longer be centrally 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 counter-clockwise to position 1.
The door is unlocked.
► Turn the mechanical key back and remove it.
► Insert the mechanical key into the SmartKey.
Interior care
Cleaning the display
For cleaning, do not use any of the
following:
• alcohol-based thinner or gasoline
• abrasive cleaning agents
• commercially-available household
cleaning agents
These may d ...
Tire labeling
Overview
1 Uniform Tire Quality Grading Standard
2 DOT, Tire Identification Number
3 Maximum tire load
4 Maximum tire pressure
5 Manufacturer
6 Tire material ...
Problems with your vehicle
If you should experience a problem with your
vehicle, particularly one that you believe may
affect its safe operation, we urge you to
contact an authorized Mercedes-Benz Center
immediately to have ...