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  1. #1
    BillyR-12X's Avatar
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    2007 ultra 250 #1 cylinder not firing

    number 1 cylinder is not firing I changed plus , changed coil with a new one swap plug wires. She idles rough and she won't break 50mph....need help


  2. #2
    www.eastcoastpwc.net Scott's Avatar
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    Quote Originally Posted by BillyR-12X View Post
    number 1 cylinder is not firing I changed plus , changed coil with a new one swap plug wires. She idles rough and she won't break 50mph....need help
    Check compression

  3. #3
    SAL08HO's Avatar
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    Quote Originally Posted by Scott View Post
    Quote Originally Posted by BillyR-12X View Post
    number 1 cylinder is not firing I changed plus , changed coil with a new one swap plug wires. She idles rough and she won't break 50mph....need help
    Check compression
    +1 And also make sure to check the injector plug on cylinder 1 did not work its way off as I have seen that happen as well !

  4. #4
    BillyR-12X's Avatar
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    I'm hoping for something simpler it only has 44hrs on it

  5. #5
    BillyR-12X's Avatar
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    I pulled the fuel rail and all injecters are spraying

  6. #6
    www.eastcoastpwc.net Scott's Avatar
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    2007 ultra 250 #1 cylinder not firing

    Quote Originally Posted by BillyR-12X View Post
    I'm hoping for something simpler it only has 44hrs on it
    Check compression yet?

  7. #7
    Fat Man, Little Boat Region8Ultra250X's Avatar
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    Quote Originally Posted by BillyR-12X View Post
    I'm hoping for something simpler it only has 44hrs on it
    aside from oil.... compression is probably one of the easiest things to check.

    hours dont mean a damn thing on these things. i had my pump replace at 12 hours and my motor replaced at 18 hours

  8. #8
    BillyR-12X's Avatar
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    No I wont be able to check compression till the weekend

  9. #9
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    2007 ultra 250 #1 cylinder not firing

    Take the plug out put put in spark plug boot set on head crank over see if there's spark.

  10. #10
    BillyR-12X's Avatar
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    I did that and it sparked but it was orange not blue

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