Polaris Trail Boss 9921784 - Manual (Page 110)

107
TROUBLESHOOTING
Engine Stops or Loses Power
Possible Cause Solution
Out of fuel Turn fuel valve to reserve, refuel
Kinked or plugged fuel vent line Inspect and replace
Water is present in fuel Replace with new fuel
Overuse of choke Inspect, clean and/or replace spark plugs
Fouled or defective spark plugs Inspect, clean and/or replace spark plugs
Worn or defective spark plug wires See your dealer
Incorrect spark plug gap or heat range Set gap to specs or replace plug
Loose ignition connections Check all connections and tighten
Low battery voltage Recharge the battery to 12.8 VDC
Incorrect fuel Replace with fresh recommended fuel
Clogged air filter Inspect and clean or replace
Reverse speed limiter malfunction See your dealer
Electronic throttle control malfunction See your dealer
Other mechanical failure See your dealer
Overheated engine Clean engine exterior
See your Polaris dealer