Author Topic: UXV450i doesn't want to run  (Read 782 times)

uxv450uxv700

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UXV450i doesn't want to run
« on: August 25, 2022, 11:20:03 AM »
 2015 UXV450i with 1800 milles, spit and sputtered to a stop. thought it was out of gas. not the case. tried a new plug and jump pack to battery for extra battery boost. it started and revved up. thought it was fixed. let it idle but it still sputtered to a stop. what could it be ? thinking in tank fuel filter ? fuel pump ? I can hear / feel it vibrating, doesn't mean it's putting out enough pressure. where can I get a pump and filter ?

airshot

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Re: UXV450i doesn't want to run
« Reply #1 on: August 26, 2022, 04:16:57 PM »
Check your battery, these electrical systems require a full battery charge to operate.  Battery should read 12.6 volts or higher with volt meter.  12.3 volts means battery is half charge and below 12 volts (11.9v) battery is considered dead!  If battery checks goodvwith volt meter, have it load tested at local auto parts store. If your battery is original...time to replace it !!   If you still have issues after your 100% sure that battery is good then look elsewhere.

uxv450uxv700

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Re: UXV450i doesn't want to run
« Reply #2 on: September 13, 2022, 11:50:58 AM »
2015 UXV450i with 1800 milles, spit and sputtered to a stop. thought it was out of gas. not the case. tried a new plug and jump pack to battery for extra battery boost. it started and revved up. thought it was fixed. let it idle but it still sputtered to a stop. what could it be ? thinking in tank fuel filter ? fuel pump ? I can hear / feel it vibrating, doesn't mean it's putting out enough pressure. where can I get a pump and filter ? PROBLEM SOLVED- I tried new plug, new fuel filter,  a good full size car battery,, had injector cleaned, to make long story short problem was fuel pump. Got a new pump (it's a walbro) and filter off e-bay. came from Poland. $77. after installing pump it wouldn't pump fuel. I could hear it running. I hooked up red wire to red and black to black. I reversed the wires- red to black, black to red and it pumps. runs great. had problem getting old pump off. has 2 tabs on bottom part. just twist til it unlocks, pump itself it's pressed in. just twist and pull out..

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Re: UXV450i doesn't want to run
« Reply #3 on: September 13, 2022, 05:36:25 PM »
Good to know, thanks for the update !!

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