ok i put a obd2 jdm gsr in my 94 civic i changed the dizzy,alt,fuel injecters,im running a chipped p28,my problem is, it revs fin but when i try to drive it, its like it is not getting enough fuel or to much fuel im not sure, i changed the fuel pressure regulater on it and it still does it what could it be? i need help it is my daily.

 

cel>? know where your afr is? what chip is in the ecu?

 

no check engine light, what is a afr, and it is jun chipped

 

im just so used to asking that. its your air fuel ratio.
any chance to put a fuel pressure gauge on it?

 

ya i can try it and let you know

 

Try another chip or another ECU