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Backfiring, jerking, stalling,

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  #1  
Old 05-11-2015, 04:54 PM
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stbobber
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Default Backfiring, jerking, stalling,

o codes showing.
I broke down a dozen times on the way to a bikeshow, the bike kept jerking popping and stalling, and when it stalled it let out a smelly fart finaaly made it to H/D and they could not find problem after 5 hours, they put in a new ECM and took off my powercommander. They said I have 60lbs of fuel pressure.
I'm down to a speed sensor or crank position sensor, can they go bad without flashing a code? I already drained the tank and put fresh gas in it, changed plugs. Battery terminals are tight. It is almost like a interruption of combustion, when it happens the speedometer will go from 60 to 10 then jump back to 60 while jerking forward, popping then stalls. I have not gone inside the tank yet.
Any input would be appreciated.
2006 SB. Vanve and hines big radius, K & N air filter
 
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Old 05-12-2015, 12:47 PM
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anything new since your last ride before the problems?
 
  #3  
Old 05-13-2015, 04:10 AM
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Originally Posted by stbobber
o codes showing.
I broke down a dozen times on the way to a bikeshow, the bike kept jerking popping and stalling, and when it stalled it let out a smelly fart finaaly made it to H/D and they could not find problem after 5 hours, they put in a new ECM and took off my powercommander. They said I have 60lbs of fuel pressure.
I'm down to a speed sensor or crank position sensor, can they go bad without flashing a code? I already drained the tank and put fresh gas in it, changed plugs. Battery terminals are tight. It is almost like a interruption of combustion, when it happens the speedometer will go from 60 to 10 then jump back to 60 while jerking forward, popping then stalls. I have not gone inside the tank yet.
Any input would be appreciated.
2006 SB. Vanve and hines big radius, K & N air filter
Chwck map sensor or iat sensor i tgink theh do that too
 
  #4  
Old 05-13-2015, 05:30 AM
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My 02 Fatboy did exact same thing last year. Check vent tube/gas line inside tank for holes or cracks. While in there might as well replace fuel filter and the check valve. No problems since.
 
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