Hey im a Qualified piaggio mechanic. the Piaggio Zip does not have an immobilzer i would try, (COULD BE ANY OF THESE)
spark plug £3.00
ht cap £4.95
ht lead £1 or so a foot
ecu £50
stator plate £ 100+
thats in order of easiest and cheapest.
hoped i have helped.
jamie, May 2009