Polaris 2011 Ranger 400 - Manual (Page 110)

106
TROUBLESHOOTING
Engine Stops or Loses Power
Possible Cause Solution
Out of fuel Refuel
Kinked or plugged fuel vent line Inspect and replace
Overuse of choke Inspect, clean and/or replace spark plug
Water is present in fuel Replace with new fuel
Fouled or defective spark plugs Inspect, clean and/or replace spark plug
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
Other mechanical failure See your dealer
Overheated engine Clean radiator screen and core, clean
engine exterior, see your dealer