AudiForums.com - 2000 audi a6 quattro not starting

hey guys I'm new and I'm experiencing a no start issue I replace a engine on a 2000 audi a6 quattro 6 spd it been sitting for a year without an engine and when I put a 2001 audi 2.7t in it it started once or twice but I'm guessing on 1 bank and know it won't start I replaced cps and icms and 1 cam position sensor but no luck ...any idea guys I would really appreciate it ...somone told me I have to get my ecu unlocked again would that be true I'm currently not getting spark but I am getting fuel again guys thanks