Mechanical opening/closing of the tilt-and-slide sunroof/panoramic sliding roof
The drive is located under the overhead control panel.
Remove the left lamp cover on the overhead control panel.
Take the crank from the bag with the car documents in the glove compartment.
Install the ratchet into the hex hole in the overhead control panel.
Open or close the top hatch by turning the handle in the appropriate direction.
Information copied from the website: www.MercedesMan.ru