How do i reset the mercedes clk convertible roof?

In order to reset the convertible roof for Your Mercedes CLK You will need to power cycle the vehicle. First put the key in to the ignition and then pull it out while holding down the lock button. Now while keeping it held down press the unlock button five times in a row. Now You can release the lock button and Your vehicle will reset certain features like the roof and radio. If this did not solve Your problem then it is very likely there is a mechanical malfunction that is effecting Your roof and the most common culprit for that will be low fluid.