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won't run

  1. ATV Kills when warned up. Does not start

    ATV Repair and Maintenance
    OK I have a challenge for you tech folks. I am out of answers. I have a 2004 1/2 sportsman 400. Once it gets warmed up it kills and will not start again. It can be idling or going down the road. Actually if I choke it it will start and run for a little while but will kill again. I need to let it...
  2. 2008 Sportsman 500 H.O efi won't stay running

    ATV New Members
    The bike will start and run for maybe 2 seconds then will shut off or bog out when giving it gas. I tryed adjusting the throttle cable and its fine just don't know where to turn to next. Bout ready to get rid of the bike costing way to much money. All ready had to replace the battery, starter...
  3. 2005 Polaris Scrambler 500 4x4 Won't Start

    ATV Repair and Maintenance
    New to the site and to Polaris but just got a Scrambler 500 4x4 from my brother yesterday that isn't running and trying to get it going. Has been sitting for 6 months but ran great when he parked it. He sprayed some starting fluid in it yesterday and it fired right up but couldn't get it to run...
  4. 06 500 EFI X2 won't start, backfires

    ATV Repair and Maintenance
    I shut off the quad and now it won't start. 06 500 HO EFI X2 Turns over but won't run, smell fuel and I would get a backfire or two Checked fuel- ok Spark-ok Injector- ok Moved on to checking timing and valve lash clearance Ok, thought maybe the chain slipped, but timing is ok per service...
  5. Xplorer 300 Stopped Running

    ATV Repair and Maintenance
    I own a 1996 Polaris Xplorer 300 (Got it for dirt cheap) and I had to replace the carb. The atv has very low hours I knew the original owner and he drove it once or twice a year. Once I replaced the carb the atv ran fine for some time. I returned home from a trip overseas to find out someone...