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:

    Problems with the occupant classification system
    WARNING   If the indicator lamp illuminates and remains illuminated when the weight of a typical adult or someone larger than a small individual has been detected on the passenger s ...

    Please bear the following in mind
    For safety reasons, Mercedes-Benz recommends that you only use Tires and wheels which have been approved by Mercedes-Benz specifically for your vehicle. These tires have been specially a ...

    Tire pressure of cold tires
    The tires are cold: • if the vehicle has been parked without direct sunlight on the tires for at least three hours and • if the vehicle has not been driven more than 1 mile (1.6 km). ...