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engine trouble

  1. 2015 polaris sportsman 570 efi

    ATV Repair and Maintenance
    I bought a polaris sportsman 570 efi a couple weeks ago and it ran fine until we took it out to a place to ride trails and it would run okay and then loose almost all power and idle funny and then cut off, then engine code 3598 would come up and I would let it sit and turn the key 3 times and...
  2. Sportsman 90 Problem

    ATV Repair and Maintenance
    I'm helping out a friend with his daughters Sportsman 90. It ran fine until it ran low on oil. He added some Yahma Lube and it ran for about 5 minutes and then stalled out. He couldn't get it restarted. I drained the oil and replaced it with the correct oil. I checked for spark and it has a good...
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