Polaris Trail Boss 330 Quadricycle Owner's Manual page 109

Possible Cause
Out of fuel
Kinked or plugged fuel vent line
Water present in fuel / old fuel
Overuse of choke
Fouled or defective spark plugs
Worn or defective spark plug wires
Incorrect spark plug gap or heat range
Loose ignition connections
Low battery voltage
Incorrect fuel
Clogged air filter
Reverse speed limiter malfunction
Electronic throttle control malfunction
Other mechanical failure
Overheated engine
Engine Stops or Loses Power
TROUBLESHOOTING
Solution
Turn fuel valve to reserve, refuel
Inspect and replace
Replace with new fuel
Inspect, clean and/or replace spark plugs
Inspect, clean and/or replace spark plugs
See your Polaris dealer
Set gap to specs or replace plugs
Check all connections and tighten
Recharge battery / Check charging system
Replace with recommended fuel
Inspect, clean or replace
See your Polaris dealer
See your Polaris dealer
See your Polaris dealer
Clean radiator screen and core if equipped
Clean engine exterior
See your Polaris dealer
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