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POSSIBLE CAUSE SOLUTION
Water or fuel in crankcase Your POLARIS dealer can assist.
Clogged Fuel Filter Your POLARIS dealer can assist.
Low battery voltage Recharge the battery to 12.8 VDC.
Mechanical failure Your POLARIS dealer can assist.
ENGINE BACKFIRES
POSSIBLE CAUSE SOLUTION
Weak spark from spark plug Inspect, clean and/or replace spark plug.
Incorrect spark plug gap or
heat range
Set gap to specs or replace plug.
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.
Exhaust system leak Your POLARIS dealer can assist.
ENGINE PINGS OR KNOCKS
POSSIBLE CAUSE SOLUTION
Poor quality or low octane fuel Replace with recommended fuel.
Incorrect ignition timing Your authorized dealer can assist.
Incorrect spark plug gap or
heat range
Set gap to specs or replace plugs.
ENGINE RUNS IRREGULARLY, STALLS OR
MISFIRES
POSSIBLE CAUSE SOLUTION
Fouled or defective spark plug
(s)
Inspect, clean and/or replace spark plugs
Worn or defective spark plug
wires
Your POLARIS dealer can assist
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TROUBLESHOOTING
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