motor jerks when accelerating

Hello who can help me my escort has been jerking for 2 days when I have been speeding up the gap on the worst in the 2nd gear had then seen that a small hose had a crack had replaced this now he runs in the stand quieter but more not in the empty run he turns quite normally high here some data about the car ford escort 1.6l 16v 90 ps zetec motor then stands on the throttle valve still EFI first registration 12/95 if you still need to know just write ah yes wei ss not if it’s important but the ford still has ghia so that’s why I’m going to answer in advance for your mfg deek