just got a seicento that had a smash 2nd genereation blue key with alarm/imobilizer fob
no hazzards no elecrtics working of any kind
checked all earth wires they seem 2 b ok

could an imobilizer or alarm cut of all elecrticty ? if so how do i reset it

battery been left of for a while
pressed fuel cut switch reset it
all fuses in engine bay seem to be ok

big fuse behind the battery ?

check there is charge in the battery

with a multimeter check for a connection between the battery and various bits and bobs