ok i need to know what the little plastic container at the top end of the engine contains its on its own and little one i havea mark2 punto sporting and the level is way below where it is meant to be what is meant to be kept in the little plastic thing help please

brake fluid?

from your description it be brake fluid resiviour, i cant recall any other plastic container around there , it should be a clear container and without going outside to have a look a blue push button on top of the lid

it will not be powersteering as that is electronically controlled so no fluid needed

It is defintaley the brake fluid reso resov resovio - holder! It is a clear container and i think a black lid? My level is just below that seam thing on the container.

its brake fluid, mk2 punto have electric power steering