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:

    Tachometer
    The red band in the tachometer indicates the engine's overrevving range. Do not drive in the overrevving range, as this could damage the engine. The fuel supply is interrupted to protect th ...

    Changing the windshield wiper blades
    Removing the wiper blades - Remove the SmartKey from the ignition lock. - Fold the wiper arm away from the windshield. - Firmly press release knob 1 and pull the wiper blade upwards from th ...

    Detaching and storing the cargo net
    Detach guide rod 2 from bracket 1 (). Press the red button on the upper and lower guide rods. Fold the cargo net and roll it up. Close the two Velcro fasteners on the cargo net holder. ...