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TROUBLESHOOTING
Engine Doesn’t Turn Over
Engine Turns Over, Fails to Start
Engine Backfires
Engine Pings or Knocks
Possible Cause Solution
Low battery voltage Recharge the battery to 12.8 VDC
Loose battery connections Check all connections and tighten
Loose solenoid connections Check all connections and tighten
Loose electronic control box connections Inspect, clean, reinstall connectors
Possible Cause Solution
Out of fuel Refuel
Water is present in fuel Drain the fuel system and refuel
Old or non-recommended fuel Replace with fresh recommended fuel
Fouled or defective spark plugs Inspect plugs and replace if necessary
No spark to spark plug Inspect plugs and replace if necessary
Water or fuel in crankcase Your POLARIS dealer can assist.
Low battery voltage Recharge the battery to 12.8 VDC
Mechanical failure Your POLARIS dealer can assist.
Possible Cause Solution
Weak spark from spark plug Inspect, clean and/or replace spark plugs
Incorrect spark plug gap or heat range Set gap to specs or replace plugs
Old or non-recommended fuel Replace with fresh recommended fuel
Incorrectly installed spark plug wires Your POLARIS dealer can assist.
Mechanical failure Your POLARIS dealer can assist.
Loose ignition connections Check all connections and tighten
Water present in fuel Replace with fresh recommended fuel
Possible Cause Solution
Poor quality or low octane fuel Replace with recommended fuel
Incorrect spark plug gap or heat range Set gap to specs or replace plugs
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