2011 Polaris Ranger RZR ATV Service Manual, Page 111Get this manual

2011 Polaris Ranger RZR ATV Service Manual, Page 111

ENGINE TROUBLESHOOTING Engine Spark Plug Fouling Spark plug cap loose or faulty Incorrect spark plug heat range or gap PVT
exhaust muffler Cam worn excessively Piston FailureScoring Lack of lubrication Dirt entering engine through cr cks in air
filter or ducts Engine oil dirty or contaminated Engine Turns Over But Fails To Start No fuel Dirt in fuel line or filter
Fuel will not pass through fuel valve Fuel pump inoperativerestricted Tank vent plugged or pinched Engine flooded Low compression
(high cylinder leakage) No spark (Spark plug fouled) ignition component failure Excessive Smoke and Carbon Buildup Excessive
piston-t -cylinder clearance Wet sumping Worn rings, piston, or cylinder Worn valve guides or seals Restricted breather Air
filter dirt or contaminated y Engine Does Not Turn Over Dead battery Starter motor does not turn Engine seized, rusted, or
mechanical failure Piston FailureScoring Lack of lubrication Dirt entering engine through cr cks in air filter or ducts Engine