fuel pressure drops after priming
si rail, stock injectors, stock fpr (ive also tried a b&m reglator)....when i pime the fuel system it shoots up to 40psi like it should, then begins to fall, pauses at 20 and then seems to settle at 10 psi within 30 seconds. this is after i found a leak from the #4 injector bc of a damaged 0 ring. there are no leaks to be found anywhere, car does start up and run. anyone have any ideas??
edit.....just let it run for awhile and then the p[ressure stopped dropping as fats...then went and filled the gas tank and now the pressure only drops slightly from 40 to about 36-38 psi
Modified by bleedblue94 at 5:30 PM 5/8/2006
edit.....just let it run for awhile and then the p[ressure stopped dropping as fats...then went and filled the gas tank and now the pressure only drops slightly from 40 to about 36-38 psi
Modified by bleedblue94 at 5:30 PM 5/8/2006
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by postman »</TD></TR><TR><TD CLASS="quote">is it holding residual pressure after shutting engine off, if not residual check valve</TD></TR></TABLE>
which is where?
which is where?
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rainforest »</TD></TR><TR><TD CLASS="quote">iam going to sit this one out and see where it goes
hopefully someone will renew my faith in honda-tech.</TD></TR></TABLE>
what do you mean by that
hopefully someone will renew my faith in honda-tech.</TD></TR></TABLE>what do you mean by that
to be honest im not sure if your car has one but from experience 95% of cars do. it will be somewher in line to. somewhere between fuel rail and fuel pump. it holds small pressure in line to the rail so every time you start teh car your not immediately cranking it with absolutely no pressure. most people dont wait for car to prime before cranking.
<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by postman »</TD></TR><TR><TD CLASS="quote">to be honest im not sure if your car has one but from experience 95% of cars do. it will be in line somewhere between fuel rail and fuel pump. it holds small pressure in line to the rail so every time you start the car your not immediately cranking it with absolutely no pressure. most people dont wait for car to prime before cranking
</TD></TR></TABLE>
can anyone confirm this....ive never heard of such a thing
</TD></TR></TABLE>can anyone confirm this....ive never heard of such a thing
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