will start up wont stay running on 1990 Nissan Maxima

we put a new fuel pump on and it wont stay running unless we feed it gasa thru a hose on the top of the motor

by in Columbus, OH on October 30, 2009
3 answers 2 comments
ANSWER by , October 30, 2009
What is your fuel pressure? Do you have power and ground signals to the fuel pump?
COMMENT by , October 31, 2009
yes we had power and ground to the pump and the pressure was 60?
COMMENT by , October 31, 2009
Now make sure the injectors are opening. They will have power all the time and they get a ground signal from the PCM.
ANSWER by , June 15, 2010
are your filters clean? water in your fuel?
ANSWER by , March 09, 2011
you need to replace the idle air control valve....