Locking the vehicle

If the vehicle can no longer be locked with the SmartKey, you can lock it by taking the following steps.

Close the front-passenger door, the rear door on the front-passenger side and the tailgate.
Open the driver’s door and the rear door on the driver’s side.
Press the locking button on the driver’s door.

The locking knobs in the front-passenger door and in the rear doors drop down.

Press down the locking knobs in the frontpassenger and rear doors manually, if necessary.
Close the driver's door from the outside.
Press down the locking knob of the driver's door by reaching in through the open rear door.

your person and that it has not been left in Make sure that you have the SmartKey on your person and that it has not been left in the vehicle.

Close the rear door on the driver’s side.
Make sure that the doors and the tailgate are locked.

the fuel filler flap is not locked. The antitheft If you lock the vehicle as described above, the fuel filler flap is not locked. The antitheft alarm system is not armed.

    See also:

    Opening
    You can open the trunk lid/tailgate automatically using the SmartKey or the handle in the trunk lid/tailgate. •► Press and hold the button on the SmartKey until the trunk lid/tailgate ...

    Cleaning the plastic trim
    WARNING When cleaning the steering wheel boss and dashboard, do not use cockpit sprays or cleaning agents containing solvents. Cleaning agents containing solvents cause the surface to becom ...

    Service messages
    Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...