ENGINE TURNS OVER, FAILS TO START
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 plug Inspect plug and replace if necessary
No spark to spark plug Inspect plug and replace if necessary
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
104
TROUBLESHOOTING
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