2010 Mercedes S-Class Owner's Manual - Page 280

278 X Locking and unlocking Have the SmartKey deactivated by an authorized Mercedes-Benz Center. X Report the loss of the SmartKey or the mechanical key to your car insurance company immediately. X Have the mechanical lock replaced if necessary. Any authorized Mercedes-Benz Center will be glad to supply you with a replacement. For information on replacing the SmartKey, see "Replacing the SmartKey" (Y page 278). Opening the doors from the inside You can open a door from the inside even when it is locked unless it is secured with the child safety lock (Y page 61). Open door only when conditions are safe to do so. Controls in detail Replacing the SmartKey Only you, or someone authorized by you can order a replacement key from any MercedesBenz Center. In order to do so, the MercedesBenz Center will require proof of identity and vehicle ownership with original documents, including the following: If you are the current owner of the vehicle: Rthe Example illustration driver's door vehicle's current state registration Ra current identity card, passport, or drivers license If you are an authorized person: Rthe vehicle's current state registration If the vehicle has previously been locked with the SmartKey or with KEYLESS-GO, opening a door from the inside will trigger the antitheft alarm system. To cancel the alarm, see (Y page 73). X Front doors: Pull on inside door handle ; on the respective front door. If the door was locked, locking knob : will move up. X Ra current identity card, passport, or drivers license for the authorized individual Rsigned and dated authorization from the owner of the vehicle for which the key is being requested Rear doors: Pull up locking knob on the respective rear door to unlock door. X Pull on the inside door handle on the respective rear door. i Duplicated or photocopied documentation will not be accepted. Activating the key Once you, or an authorized person, has provided the appropriate documents, the Mercedes-Benz Center will need to synchronize the key to your vehicle before it can be used. In order to do so, the MercedesBenz Center need access to your vehicle. Automatic central locking You can switch the automatic central locking on or off using the COMAND system (Y page 210). The doors and the trunk lock automatically when the vehicle is set into motion. You can open a locked front door from the inside. Open door only when conditions are safe to do so.