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1998 interceptor not starting

Discussion in 'Introductions' started by bruceleevtx, Sep 13, 2012.

  1. bruceleevtx

    bruceleevtx New Member

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    hi, have a 1998 800vfr /fi was left with gas in it for 4 years tryed to start it after putting in new gas and plugs wont start anyone have any ideas why.
     


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  2. crustyrider

    crustyrider New Member

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    Is the bike turning over? battery fully charged? you should put as much info as you can to help narrow down the problem..
     


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  3. bruceleevtx

    bruceleevtx New Member

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    Brand new battery, trickled before installed. New air fillter, plugs are deffinitly getting spark. We checked the plugs after cranking for a minute or so and they were dry, so obviously gas is not making it to the cylinders. Possible fuel pump issue? or possibly clogged injectors? but their was no sediment in the tank and it was not corroding so we are unsure how that could happen. Thanks for the help. Oh, no FI codes appear on info panel, FI light goes on than goes out.
     


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  4. crustyrider

    crustyrider New Member

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    check your fuel pump fuses.... make sure it is pumping... you should hear it "whirr" when you turn the key to pressurize the fuel system..
     


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  5. bruceleevtx

    bruceleevtx New Member

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    Checked the fuse under the seat, it's a 20A fuse for FI ignition and pump. fuse is fine but when I turn on the key I just hear a click from under the tank, no fuel pump priming noise which should be easily distinguishable. First, where is the fuel pump exactly? Little green selenoid looking thing under the tank, looks like a small rear shock resevoir on a dirtbike? What would be a way to make it pump if that is the problem?
     


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  6. Durk

    Durk New Member

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  7. duB

    duB New Member

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    It's inside the fuel tank.
     


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  8. Rocky dog

    Rocky dog New Member

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    Hi there, I know this is an old thread but I am having similar problems with my 2001 vfr 800 interceptor, did you resolve your issue with the bike, please let me know if you did and what the problem was, thanks
     


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  9. Scubalong

    Scubalong Official Greeter?

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    Rocky
    You might want to explain in more details with the issue so we can help you better.
    Have you check your voltage of your battery and your R/R? Is the instrument display on and no crank?
     


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  10. Rocky dog

    Rocky dog New Member

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    Thanks scubalong for the reply. my battery is new and is fully scharged instruments are all reading normal give me a min and I will clip and paste from my other post
     


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  11. Rocky dog

    Rocky dog New Member

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    Thanks scubalong for the reply. my battery is new and is fully scharged instruments are all reading normal give me a min and I will clip and paste from my other post .
    Hi fellow vfr owners, my brief introduction to you is that I have been a rider for many years and took a break from it then I purchased this awesome bike. 2001 VFR 800 interceptor, it has only 15k on it , when I collected the bike from my friend who rarely used it the bike was running perfect, then it failed to start, I did the basic stuff like change a air filter and oil etc. cleaned everything etc. I went through the diagnostic stuff in the manual and first I thought it was the fuel pump, ordered a new one but still no start, next replaced the fuel shut off relay, no start, then I changed the bank angle / tip sensor yesterday still no start, when I jump the wires at the fuel cut off relay I switch on and the fuel pump purrs away and the bike starts up perfect, so its got to be an electrical issue somewhere, all fuses are good no flashing fi lights etc. can anyone point me in the rite direction and has someone had a similar problem, help would be appreciated as there is only one Honda dealer local to me and they don't want to bother as they are happy doing basic service work
     


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  12. JamesD

    JamesD New Member

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    Fuel has a lot of contaminants in it which are left behind when it evaporates.
    They will clog carb jets, injectors and it would not surprise me if they would keep a fuel pump from turning.

    I have first hand knowledge of this one. My brother decided he wanted to start my WR400 I had in a storage unit and he left the fuel on.
    The jets in the carb were completely clogged with what looked like sulfur and tar.
     


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  13. Big_Jim59

    Big_Jim59 Member

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    If you hot wired the pump and it starts then you have a switch or relay issue related to energizing the pump. It looks like you are getting close to a resolution.
     


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  14. Rocky dog

    Rocky dog New Member

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    Thanks james d for your reply but vfr fires rite up when I jump the fuel cut relay and runs really good, problem is when I put that relay back on , nothing, no fuel pump, and yes I have checked the relay and replaced with a new one ,
     


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  15. Rocky dog

    Rocky dog New Member

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    thanks big jim for your input I have gone through all circuits and relays etc, I am thinkin its the sidestand switch is there a way that I can isolate this without taking throttle body off
     


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  16. Big_Jim59

    Big_Jim59 Member

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    Ignition switch?
     


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  17. Rocky dog

    Rocky dog New Member

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    ignition switch is working fine as I know I think that because I can start up when I jump the fuel cut relay, I have since cut out the sidestand switch and by tying the wires together it makes no difference, do you think that if I can find a repair shop that will plug in the computer it will show something, thanks big jim
     


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  18. Big_Jim59

    Big_Jim59 Member

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    I don't think a computer is going to show you much. You need a wire schematic to trace the circuit. It's pretty obvious that the relay is not getting energized. Your direct wire proved that. You may be dealing with a defective or corroded connector junction.
     


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  19. Rocky dog

    Rocky dog New Member

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    Hi there vfr owners, I finally got the bike sorted, there was no ground getting to the fuel cut off relay, so I spliced in a new ground wire at the relay and grounded it to the frame rite by the relay was a simple fix and now bike is running perfect, freakin raining like crazy in CT today so I couldn't take it for a blast, thankyou to all that replied to this post I will put up a pic so you can see what I did, you never know it might be usefull to someone with similar problem, thanks again
    vfr 800 fix.jpg
     


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