If you choose to conduct fixes on your own Vespa ET2 50 then it is usually recommended to have a Workshop Manual to use as a reference if perhaps you want to know how you can remove a specific component such as the Dashboard and fit it again the right way.
Vespa ET2 50 Workshop Manuals can offer you precise diagnostic information with regards to your car so if something is broken it helps you determine what the problem is and easy methods to correct it. You can then decide if you can do this on your own or that the job is just too big you could make a booking for your ET2 50 in to a nearby car garage.
Vespa ET2 50 manual