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Polaris scrambler 500 dies when it gets warm

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  #11  
Old 05-23-2012, 10:06 PM
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i did pop the front off but i never really checked any of the wiring hopfully i can figure something out so i can go up there this weekend and check the wiring and spark! ill let you know when i can get up there and do the tests
 
  #12  
Old 05-26-2012, 10:28 AM
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Default 2010 polaris 500 continously shuts off while riding,does cut back on after stalls

Originally Posted by old polaris tech
Could be fuel related OR lack of fuel (tank vent tube partially kinked,fuel pump sucking air) or electrical problem. Stator or other components breaking down after it gets warm,etc. Check out the fuel system first,fuel flow,venting, contaminated fuel,etc.Plus not a bad idea to check the valve clearance and the cam for any exhaust lobe wear. OPT
. Question for Old Polaris tech (idk how post questions my Polaris continuously shuts off while riding will restart but trying to resolve issue
 
  #13  
Old 05-26-2012, 12:50 PM
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You can hit the "new threads" button at the bottom left of first page and post questions or go to the expert section and do the same,only don't post in both sections please! OPT
 
  #14  
Old 05-27-2012, 11:18 PM
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another question i have is ive been looking for a rebuild kit for my scrambler its a 97 and im having a hard time find one for my year but
i have found alot for 98-02 whats the difference between the 98 scrambler carb and the 97? and could i use the rebuild kit on my 97??
 
  #15  
Old 05-28-2012, 07:25 AM
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1998 is when they went to the bigger BST40 carb which is completely different than the1997 BST34 carb model especially on the float and needle and seat.I believe this was the first year of the HO engines in the Scrambler? My old memory might be a little off. OPT
 
  #16  
Old 04-25-2015, 01:14 PM
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Curious what you ever found to be the problem.. I'm having same issue with sportsman 400.
 
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Old 04-25-2015, 02:51 PM
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Originally Posted by northw00d
Curious what you ever found to be the problem.. I'm having same issue with sportsman 400.
What are the issues you're having? Sometimes people just disappear from the forums..
 
  #18  
Old 04-25-2015, 03:31 PM
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2001 400 sportsman. Runs great until it gets hot, then dies and won't run until it cools off
 
  #19  
Old 04-25-2015, 03:44 PM
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That could be caused by several things,but I'd first check that the radiator is clean front and rear,especially around the fan area.If this area is dirty,the engine can over heat. Plus jack the machine up at the front,tires off the ground a little and leave the radiator cap off. Run until the fan cycles on and off several times to remove any possible air pockets. Coolant level should drop in the radiator if there is any trapped air. Top off the radiator and coolant overflow bottle and see if that solves it. This is just from the coolant stand point. Possible if this doesn't solve the problem,it could be an electrical breakdown or a mechanical problem,but eliminate the radiator and any trapped air pockets first.
 
  #20  
Old 04-26-2015, 12:00 PM
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It isn't overheating. It spits and spudders once it's warm. And it's still getting fuel. Seems as though its losing spark
 


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