2003 Polaris Sportsman 6x6 Owners Manual - Page 119

TROUBLESHOOTING Engine Stops or Loses Power Possible Cause Out of fuel Kinked or plugged fuel vent line Water present in 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 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 to 12.5 VDC Replace with recommended fuel Inspect and 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 Engine Overheating Possible Cause Debris lodged in screen Solution Remove and clean the screen. Pull on the top portion of the screen, then remove the lower portion. Use a garden hose to flush any debris from the radiator fins. NOTE: High pressure washers can deform the radiator fins and reduce cooling efficiency. Plugged Radiator 117