355 Spider top Problems

there is a tool of some sort f

there is a tool of some sort for emergencies..it explains it in the owners handbook.

sounds like the seat microswitch may have gone bad, or gotten stuck..so also try moving the seat forwards & back.

I tried the seat, it moves bac

I tried the seat, it moves back and forth.

Use the switch in the center b

Use the switch in the center between the seats, it is accessed through a panel on the center wall, fold the drivers seat forward. It is better explained in the manual. Often if you use that then try the normal procedure all is OK. But if not, the seat position sensor is at fault 90% of time.
Brian