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 ().
- 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 counterclockwise to position 1.
The door is unlocked. - Turn the mechanical key back and remove it.
- Insert the mechanical key into the SmartKey.
See also:
Important safety notes
WARNING
On slippery road surfaces, never downshift in
order to obtain braking action. This could
result in drive wheel slip and reduced vehicle
control. Your vehicle's ABS will not prevent
...
Kickdown
Use kickdown for maximum acceleration.
Vehicles for USA except AMG vehicles: fully depress the accelerator
pedal.
The transmission shifts to a lower gear
depending on the engine speed.
Vehicl ...
Automatic interior lighting control
- To switch on: set the rocker switch to
center position 6.
- To switch off: set the rocker switch to the
position.
The interior lighting automatically switches
on if you:
- unlock the vehic ...
