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:

    Correct driver's seat position
    Observe the safety guidelines on seat adjustment •► Check whether you have adjusted seat = properly. Electrical seat adjustment (Y page 100) When adjusting the seat, make sure:   ...

    Playback options
    Further information on playback options is available in the "Audio" section. Select CD, DVD-A or MP3 using the buttons on the remote control and press the button to confirm. The ...

    Standard display
    – Press and hold the button on the steering wheel until the Trip menu with odometer 1 and trip odometer 2 is shown. ...