do you mean the third item from top ?

http://www.daro-moto.ch/Produkte/ducpaso_anbau.htm

Gerhard

Carl, if it`s the key switch you can gently open it. Beware that there might be a small metal ball and a spring which get lost very fast. Usually if there`re some contact problems inside the switch some plastic gets hot, burns and builds up deposists which either make it hard to turn the key or crea...