See also:

Vehicle remote opening
If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...

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 tri ...

Transporting the vehicle
The towing eyes or trailer tow hitch can be used to pull the vehicle onto a trailer or transporter if you wish to transport it. Turn the SmartKey to position 2 in the ignition lock. Shift the ...