POSSIBLE CAUSE SOLUTION
Old or non-recommended fuel Replace with fresh recommended
fuel
Incorrectly installed spark plug wires Your POLARIS dealer or other
qualified person can assist.
Incorrect ignition timing Your POLARIS dealer or other
qualified person can assist.
Loose ignition connections Check all connections and tighten
Water present in fuel Replace with fresh recommended
fuel
Exhaust leak Check all connections
Mechanical failure Your POLARIS dealer or other
qualified person can assist.
ENGINE PINGS OR KNOCKS
POSSIBLE CAUSE SOLUTION
Poor quality or low octane fuel Replace with recommended fuel
Incorrect ignition timing Your POLARIS dealer or other
qualified person 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
Loose, missing or kinked boost
reference lines
Replace boost reference lines
Loose or missing intake system
sensor connections
Inspect connections, tighten or
replace as needed
Fouled or defective spark plugs Inspect, clean and/or replace spark
plugs
Worn or defective spark plug wires Your POLARIS dealer or other
qualified person can assist.
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TROUBLESHOOTING