Locking the vehicle (mechanical key)

If the vehicle can no longer be locked with the SmartKey, use the mechanical key.

  • Open the driver's door.
  • Close the front-passenger door, the rear doors and the tailgate.
  • Press the locking button ().
  • Check whether the locking knobs on the front-passenger door and the rear doors are still visible. Press down the locking knobs by hand, if necessary.
  • Close the driver's door.
  • Take the mechanical key out of the SmartKey ().
  • Insert the mechanical key into the lock of the driver's door as far as it will go.

  • Turn the mechanical key clockwise as far as it will go to position 1.
  • Turn the mechanical key back and remove it.
  • Make sure that the doors and the tailgate are locked.
  • Insert the mechanical key into the SmartKey.

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

    See also:

    Deactivating/activating ESP®
    Observe the "Important safety notes" section. WARNING   ESP® should not be deactivated during normal driving other than in the circumstances described below. Disabling the s ...

    Hiding display messages
    You can hide some display messages with a low priority. Press the or button on the steering wheel to hide the display message. The display message is cleared. Display messages with a hig ...

    Rear stowage compartment
    In the S 600 model, you can fold the rear part of the trunk floor forwards. 1 Stowage well 2 Stowage compartment ...