Important notes on the use of KEYLESS-GO

- The KEYLESS-GO key can be used like a conventional key.
- You can combine KEYLESS-GO functions with those of a conventional key, e.g.
unlock with KEYLESS-GO and lock with the - Always carry your KEYLESS-GO key on your button.
- Always carry your KEYLESS-GO key on your person.
- Do not keep the KEYLESS-GO key together with:
    - electronic devices, e.g. a mobile phone or another key
    - metallic objects, e.g. coins or metal foil.
This can affect the functionality of KEYLESS-GO.
- When locking and unlocking using KEYLESS-GO, the distance between the SmartKey and the corresponding door handle must not exceed 3 ft (1 m).
- If the KEYLESS-GO key is removed from the vehicle, it is possible that the system may not recognize the SmartKey. The vehicle can then not be locked or started using KEYLESS-GO.
- If the KEYLESS-GO key has been removed from the vehicle, e.g. if a passenger leaves the vehicle with a KEYLESS-GO key:

- To unlock the vehicle: touch the inner

- To unlock the vehicle: touch the inner surface of the door handle.
- To lock the vehicle: touch sensor surface 1.
- Convenience closing feature: touch recessed sensor surface 2 for an extended period.

If you pull on the handle of the tailgate, only the cargo compartment of the vehicle is unlocked.

    See also:

    Stowage well under the cargo compartment floor
    A removable insert under the trunk floor contains the parts of the EASY-PACK loadsecuring kit. The tire-change tool kit is stored beneath this insert. – To open: open the tailgate. – Holdi ...

    Emergency Tensioning Devices, belt force limiters
    The front seat belts and the outer seat belts in the rear are equipped with ETDs and seat belt force limiters. The ETDs tighten the seat belts in an accident, pulling them close against the body. ...

    Drowsiness detection on the basis of more than 70 parameters
    With the drowsiness detection system ATTENTION ASSIST, the 2010 Mercedes-Benz S-Class has a very sensitive feel for the attention level of its driver, and warns him in good time when he becomes dr ...