Acura RSX DC5 & Honda Civic EP3 Includes DC5 Integra Type R & 5dr Civic hatchback

Fuel Pressure on RSX-s?

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Old Mar 31, 2005 | 02:47 PM
  #1  
zulustypes's Avatar
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From: ft walton beach, fl, USA
Default Fuel Pressure on RSX-s?

I installed my Gauge today and it always shows 50 psi reguardless if I am iddling or at WOT. I know that we have an intank pressure regulator, but I think that I heard from some other members that there gauges actually read 100psi under WOT.
Any thoughts on this?
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Old Apr 2, 2005 | 10:09 AM
  #2  
SatinSilver_DC5's Avatar
 
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From: Sanford, Fl, USA
Default Re: Fuel Pressure on RSX-s? (zulustypes)

dont really know much about the psi except that i believe the stock setting is suppose to be at 40 psi if i remember right. but that was for a k20 swap into a EK civic. this info probly wont do much, but im pretty sure under WOT you should get i higher PSI reading cuz you should be pumping in more fuel per second.

Do you have any programming done??? cuz if you do your fuel map may be off and that could be a possible route to look at.
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Old Apr 2, 2005 | 04:27 PM
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k20whitevic's Avatar
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Default Re: Fuel Pressure on RSX-s? (SatinSilver_DC5)

My gauge usually reads 51, and doesn't move, whether it be partial or wot. Now the oil pressure on the other hand...moves all of the time!
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Old Apr 2, 2005 | 04:34 PM
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Ideal pressure while idling is 47-53 PSI. Straight out of an RSX service manual.

Doesnt say anything about WOT pressure. But i think as long as it doesnt drop while under WOT then you should be Ok because the puel pump IS keeping up
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Old Apr 2, 2005 | 06:00 PM
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fuel pressure should not move. if it start dropping, then....either u need a bigger fuel pump because yer running 300+ hp. or ...something ain't right.
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Old Apr 2, 2005 | 06:01 PM
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oh yea oil pressure is supposed to be 100psi.
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Old Apr 3, 2005 | 11:31 AM
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Default Re: (krystar)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by krystar &raquo;</TD></TR><TR><TD CLASS="quote">oh yea oil pressure is supposed to be 100psi. </TD></TR></TABLE>

I've never seen 100psi... 85 at wot, yes, but not 100.
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Old Apr 3, 2005 | 11:40 AM
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E-Rok's Avatar
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Default Re: (k20whitevic)

it should be around 50psi at all times. It doesnt use a rising rate regulator like return system Hondas.
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Old Apr 4, 2005 | 08:13 AM
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let me check the helms on oil pressure. i thought i remembered reading 100psi
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Old Apr 4, 2005 | 08:24 AM
  #10  
krystar's Avatar
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well helms only mentions min oil pressure at idle and 3000rpm. doesn't mention a max.

ppl were reporting anything from 80-a tad over 100psi at redline WOT.
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