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Discussion Starter #1
this year I picked up an 2013 850 xp . for the first 300 miles it ran great now it runs rough when cold and has a bog when you first go full throttle pretty bad from a standing start. not sure if anyone has any ideas .
 

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If its not throwig any codes, try chenging out the plugs. I heard the machine runs rich during break in and fouls out the plugs. Then it tuns like crap when cold, hard stafting, etc.
 

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you can run alittle seafoam in with the gas it helps keep the injectors clean
 

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x2 on checking/changing the plugs.


Rather be riding, instead I'm using Tapatalk
 

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Do a compression test. Has the symptoms of low compression.
 
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