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f4i too much fuel pressure??

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Old Apr 8, 2012 | 07:28 PM
  #11  
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Wow, 6 codes, the last 4 could be because of you messing w/ the injectors. The first 2 which are the TP sensor and IAT sensor shouldn't keep the bike from running.

This part of your original post is interesting
Originally Posted by dj600f4i
i then unhooked the vac cap then ran a vac line into the tank to relieve pressure and it runs great and start up every time.
can you get the bike running now by doing this? If so then the issue is w/ one of the lines or one of the parts they are connected to.
 
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Old Apr 8, 2012 | 08:33 PM
  #12  
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im done with it for tonight... its not wanting to start now im going to mess with it tomorrow. about the part you quoted thats with the bad fpr where the vac line pours out gas lol. i will update tomorrow if i get it running or not.
 
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Old Apr 9, 2012 | 05:55 AM
  #13  
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if you took apart connectors then you will get those codes. i think ,12,13,14,15 are injector codes or #'s near them, check book. if i am not mistaken you have a fuel return line that returns fuel to tank. like if you jump fuel relay pump will just constantly run, delivering fuel in a loop back to the tank. have you checked the fuel filter in the tank, the metal one not the brillo pad one? also when you turn the key on and the stop switch on (red) fuel pump should prime for 1-2 seconds and then stop. does that happen? or does it just keep running?
 
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Old Apr 9, 2012 | 09:51 AM
  #14  
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Originally Posted by squidhead
if you took apart connectors then you will get those codes. i think ,12,13,14,15 are injector codes or #'s near them, check book. if i am not mistaken you have a fuel return line that returns fuel to tank. like if you jump fuel relay pump will just constantly run, delivering fuel in a loop back to the tank. have you checked the fuel filter in the tank, the metal one not the brillo pad one? also when you turn the key on and the stop switch on (red) fuel pump should prime for 1-2 seconds and then stop. does that happen? or does it just keep running?



ok sorry to sound rude but if im getting too much fuel through the injectors i would think the fuel filter would have to be good and yes i know al about the fuel return and the fuel makes it back to the tank lol.
 
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Old Apr 9, 2012 | 10:11 AM
  #15  
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how much fuel pressure is there? did you actually check it? maybe too much fuel pressure is not the problem at all.
 
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Old Apr 9, 2012 | 02:02 PM
  #16  
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ok i can see the injectors spraying. i pulled a cop and tested the spart and its good.so i pulled the valve cover and checked the timing and its right on. its not throwing anymore codes. i know its got good compression. i tripple checked all the sensor connections and tested all the sensors and everything is all good. when it does try to start i let off the start and it stops with the starter. all i know is i am running out of ideas. is what i feel like right now. ever since i fixed the in tank fuel leak it started going down hill and fast.
 
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Old Apr 9, 2012 | 05:02 PM
  #17  
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ok just cleaned the plugs off. every now and then when turning it over it tries to catch but it dont.
 
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Old Apr 9, 2012 | 05:21 PM
  #18  
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leaking injectors? is that a possibility?
 
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Old Apr 9, 2012 | 06:19 PM
  #19  
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hey 96shox i dont think the injectors are leaking because i dont see any fuel comeing out from by the injectors.
 

Last edited by Zero1080; Apr 9, 2012 at 06:57 PM. Reason: Fixed*
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Old Apr 9, 2012 | 08:49 PM
  #20  
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ohwell im not worried and itts not my problem anymore.. just sold my bike. got my eye on one thats running though.
 
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