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.

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

deactivated 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:

    Programming the integrated garage door opener on the rear-view mirror
    Programming WARNING Only press the transmitter button on the integrated garage door opener if there are no persons or objects present within the sweep of the garage door. People could otherwi ...

    Extending and retracting the cargo compartment cover
    •► To extend: pull cargo compartment cover 1 back by grab handle 2 and clip it into the retainers on the left and right. •► To retract: unhook cargo compartment cover 1 from the ...

    Problems with the SmartKey
    ...