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:

    Setting the temperature
    Different temperatures can be set for the driver's and front-passenger sides. Turn the SmartKey to position 2 in the ignition lock. To increase/reduce: turn controls 1 and 8 clockwise or cou ...

    Position of the steering wheel for driving
    The steering wheel is moved to the last selected position when: the driver's door is closed. you insert the SmartKey into the ignition lock. or you press the Start/Stop button once on ve ...

    DISTRONIC PLUS displays in the speedometer
    When DISTRONIC PLUS is activated, one or two segments 2 in the set speed range light up. For design reasons, the speed displayed in the speedometer may differ slightly from the speed set fo ...