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-   -   low fuel pressure (https://www.homemadeturbo.com/forced-induction-7/low-fuel-pressure-85914/)

zccr-xsi 11-13-2007 07:53 PM

low fuel pressure
 
well i just finshed putting in my walbro 255 pump.and when i start it up it has really low pressure lik 30 psi low.and when i try to drive it it seems to choke out really bad.and sounds like a real lowe rev limit.im throwing no codes(chipped pm6) i know i didnt kink a line putting in the tank,but i didnt change the pump sock i washed it out really really good then let it dry for few days and installed it with the walbro.anyone have any clue on what clould cause this?

southwest2118 11-13-2007 08:11 PM

Re: low fuel pressure
 
bad pump?.....restriction somewhere ???

zccr-xsi 11-13-2007 08:17 PM

Re: low fuel pressure
 
well if it was a bad pump it wouldnt pump nuttin up to the motor,and it wouldnt bzz when i turn the key.i check most of the rubber lines they arent kink or bent to create a problem.

southwest2118 11-13-2007 08:36 PM

Re: low fuel pressure
 
pull the pump out and check everything

zccr-xsi 11-13-2007 08:41 PM

Re: low fuel pressure
 
i dont know if u know but its in a crx and ill have to drop the tank again.

southwest2118 11-13-2007 08:43 PM

Re: low fuel pressure
 

Originally Posted by zccr-xsi
i dont know if u know but its in a crx and ill have to drop the tank again.

if its too much work just sell it :P

Darkelvis 11-16-2007 03:38 PM

Re: low fuel pressure
 

Originally Posted by zccr-xsi
well if it was a bad pump it wouldnt pump nuttin up to the motor,and it wouldnt bzz when i turn the key.i check most of the rubber lines they arent kink or bent to create a problem.

Not true at all, a bad pump doesn't necessarily just die off, some times they will just slowly take a ----.

Now, looking at this logically lets think...car runs good, put in new fuel pump, now car runs bad. I WONDER WHAT THE ------- PROBLEM IS??? Either bad pump, bad install, it's something either you did or a bad pump. Pull the fucker out. :)

Guy-Fast 11-16-2007 03:41 PM

Re: low fuel pressure
 
You have enough gas. Walbro pumps like 1/2 tanks+


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