ENGINE BACKFIRES
POSSIBLE CAUSE SOLUTION
Out of fuel Refuel
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
ignition coils
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
169
TROUBLESHOOTING
To Next Page
Loading...
