General notes
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 or the rear door, the anti-theft alarm system will be triggered .
► To end the alarm: insert the SmartKey into the ignition lock.
Removing the mechanical key

1 Release catch
2 Mechanical key
► Push release catch 1 in the direction of the arrow and at the same time remove mechanical key 2 from the SmartKey.
Wheel and tire combinations
Please bear the following in mind
For safety reasons, Mercedes-Benz
recommends that you only use Tires and
wheels which have been approved by
Mercedes-Benz specifically for your
vehicle.
The ...
ATA (anti-theft alarm system)
► To arm: lock the vehicle with the
SmartKey.
Indicator lamp 1 flashes. The alarm
system is armed after approximately
15 seconds.
► To deactivate: unlock the vehicle with the
S ...
Setting the temperature
Dual-zone automatic climate control
Different temperatures can be set for the
driver's and front-passenger sides.
■ Turn the SmartKey to position 2 in
the ignition lock .
■ To i ...