jetta will idle but dies when you give it gas? on 1991 Volkswagen Jetta

I replaced vac lines fuel regulator and check all connections

Asked by for the 1991 Volkswagen Jetta
Have it scanned and post codes so we can advise.
1 more answer , 1 more comment
what is your fuel pressure? how old is your fuel filter?
Dont know fuel pressure and fuel filter is 6 to 8 months old