why the car not starting but turning over? on 1997 Toyota Previa

fuel pressure ok, battery new,change spark plug wire and spark plugs and checked crank sensor.Tried to start the engine no fire and flooded the engine.

Asked by for the 1997 Toyota Previa
What does scanner tell you?
I don't have scanner to get the codes.
That is the first thing you should do in a case like this is to get someone
with a scanner to check it out. Can save a lot of time and money.