Panic alarm

To activate: press

button 1 for at least one second. To activate: press An alarm sounds and the exterior lighting flashes. button 1 for at least one second.
An alarm sounds and the exterior lighting flashes.
button 1 again. To deactivate: press or button 1 again.

or

ignition lock. Insert the SmartKey into the ignition lock.

or

button. The KEYLESS-GO key must be in the Press the KEYLESS-GO Start/Stop button. The KEYLESS-GO key must be in the vehicle.

This device complies with Part 15 of the USA only:
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.
Any unauthorized modification to this device could void the user's authority to operate the equipment.
The product label with FCC ID and IC certification number can be found in the battery case of the SmartKey.

This device complies with RSS-Gen of Canada only:
This device complies with RSS-Gen of Industry Canada. Operation is subject to the following two conditions:
1. This device may not cause interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.
Any unauthorized modification to this device could void the user's authority to operate the equipment.
The product label with FCC ID and IC certification number can be found in the battery case of the SmartKey.

    See also:

    4MATIC (permanent four-wheel drive)
    4MATIC ensures that all four wheels are permanently driven. Together with ESP®, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING If ...

    Tips for driving with DISTRONIC
    The following contains descriptions of certain road and traffic conditions in which you must be particularly attentive. In such situations, brake if necessary. DISTRONIC is then deactivated. WARN ...

    Notes on technical data
    The data stated here specifically refers to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...