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Safety and Security
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
With the SmartKey
̈ Remove the SmartKey from the starter
switch.
The immobilizer is activated.
With KEYLESS-GO*
̈ Turn off the engine by means of the
start/stop button (
୴ page 35) on the
gear selector lever.
̈ Open the driver’s door.
The immobilizer is activated.
Deactivating
With the SmartKey
̈ Insert the SmartKey in the starter
switch.
The immobilizer is deactivated.
With KEYLESS-GO*
̈ Start the engine by means of the
start/stop button (
୴ page 35) on the
gear selector lever.
The immobilizer is deactivated.
i
In case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Center
or call
1-800-FOR-MERCedes (in the USA), or
1-800-387-0100 (in Canada).