Immobilizer

The immobilizer prevents your vehicle from being started without the correct SmartKey.

When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started by anyone with a valid SmartKey that is left inside the vehicle.

► To activate with the SmartKey: remove the SmartKey from the ignition lock.
► To activate with KEYLESS-GO: switch the ignition off and open the driver's door.
► To deactivate: switch on the ignition.

when you start the engine. The immobilizer is always deactivated when you start the engine.

In the event that the engine cannot be started when the starter battery is fully charged, the immobilizer may be faulty.

Contact an authorized Mercedes-Benz Center or call 1-800-FOR-MERCedes (in USA) or 1-800-387-0100 (in Canada).

    See also:

    Problems with the side windows
    Problem: a side window cannot be closed because it is blocked by objects, e.g. leaves in the window guide. Remove the objects. Close the side window. Problem: a side window cannot be closed ...

    Cruise control lever
    1 To activate or increase speed 2 To activate or reduce speed 3 To deactivate DISTRONIC PLUS 4 To activate at the current speed/last stored speed 5 To set the specified minimum distance ...

    Important safety notes
    If you fail to adapt your driving style, the driving safety systems can neither reduce the risk of accident nor override the laws of physics. Driving safety systems are merely aids designed to ...