Vauxhall Vivaro Injector Pipes Problems

hi,looking for sum good advise.i brought my vivaro a couple of mnths ago with a snapped cam belt.i already had an engine for it.since engine fitted its been starting up great,not tryed on road has im waiting for my uncle to give it a spray ...

Checked the fuel changed the filter fuel up to the filter no lights on the dash had the van plugged in no faults no diesel at injector pipes I’m told there is a fuel cut off switch which we cannot find not on the on the left hand side of ...