Panic alarm

To activate: press

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

or

or Insert the SmartKey into the ignition lock.

or

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

The KEYLESS-GO key must be in the vehicle.

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.

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:

    Cleaning the exterior lighting
    – Clean the plastic lenses of the exterior lights with a wet sponge and a mild cleaning agent, e.g. Mercedes-Benz car shampoo or cleaning cloths. Only use cleaning agents or cleaning clo ...

    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 ...

    Important safety notes
    WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unsupervised in the vehic ...