Fuel pressure problem...searched and couldnt find nuttin
Thread Starter
Joined: Nov 2003
Posts: 3,892
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From: SJ, CA, USA
aight everything was fine and dandy wen i pumped gas and went home...10 minutes later i hop into the car to go to work and car sputters like crazy...i have a built turbo gsr with aem fuel rail, SX fpr and precision 580cc injectors...wen i looked at the gauge it says it was at 60psi...i tried adjusting it down but it wouldnt move even after the screw on the fpr was all the way up...i thought it was the fpr so i changed it out for a brand new venom one i had sitting in my room..still does the same thing...changed out the injectors with injectors from my bros car...still the same...now im stumped...is the injectors clips not working? is it not opening up the injectors? ecu problems? im clueless right now so any help will b appreciated...THANKS in advance
Thread Starter
Joined: Nov 2003
Posts: 3,892
Likes: 0
From: SJ, CA, USA
it idles but it sounds like its running on 3 cylinders or something...i have to adjust the fpr all the way down (around 80-90psi) just to get it idleing but it has like a bubbling noise wen i rev it up and my wideband says LEAN
check to make sure the wires are tight for plugs and injectors
pull each spark plug and see if it makes a difference
check the plug tips (it'll be white if its running lean, dark for no spark/unburt fuel)
pull each spark plug and see if it makes a difference
check the plug tips (it'll be white if its running lean, dark for no spark/unburt fuel)
put a stethoscop (you can pick one up at any auto parts store) on each injector to make sure they are opening there will be a click sound every time the injector opens.. any check engine light?
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definatly check plug wires. Aftermarket plug wires are famous for coming off of the OEM honda dizzy cap. They will look ok but if you push on them chances are you'll find one that has popped of a fraction of an inch. MSD's are the worse. That's why so many people put zip ties on there. Too bad the oem dizzy cap tips are tapered and not steight, this can help the boots to back off.
Usually when this happens you can pull your plugs and all will be black except for the one that is not firing, she will be clean as all get out.
When this happens your honda engine will sound like a scooby.
Usually when this happens you can pull your plugs and all will be black except for the one that is not firing, she will be clean as all get out.
When this happens your honda engine will sound like a scooby.
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