Unlocking the driver's door (mechanical key)

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

If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be triggered.

the SmartKey. Take the mechanical key out of the SmartKey.
lock of the driver's door as far as it will go. Insert the mechanical key into the lock of the driver's door as far as it will go.

Turn the mechanical key

counterclockwise to position 1. Turn the mechanical key counterclockwise to position 1.
The door is unlocked.
remove it. Turn the mechanical key back and remove it.
SmartKey. Insert the mechanical key into the SmartKey.

    See also:

    Vehicle remote closing
    If you forget to lock your vehicle but are no longer in the vicinity of the vehicle, it can be locked for you by the Mercedes-Benz Customer Assistance Center. The vehicle can be locked remotely ...

    Automatic interior lighting control
    To switch on/off: press the button. When the automatic interior lighting control is activated, the button is flush with the overhead control panel. The interior lighting automatically switch ...

    Important safety notes
    Do not leave the SmartKey in the cargo compartment. You could otherwise lock yourself out. WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take t ...