2010 Polaris RZR 170 Owners Manual - Page 100
2010 Polaris RZR 170 Manual
Page 100 highlights
Engine Pings or Knocks Possible Cause Poor quality or low octane fuel Incorrect ignition timing Incorrect spark plug gap or heat range TROUBLESHOOTING Solution Replace with recommended fuel See your dealer Set gap to specs or replace plugs Engine Runs Irregularly, Stalls or Misfires Possible Cause Fouled or defective spark plugs Worn or defective spark plug wires Incorrect spark plug gap or heat range Loose ignition connections Water present in fuel Low battery voltage Kinked or plugged fuel tank vent line Incorrect fuel Clogged air filter Electronic throttle control malfunction Other mechanical failure Solution Inspect, clean and/or replace spark plugs See your dealer Set gap to specs or replace plugs Check all connections and tighten Replace with new fuel Recharge battery to 12.8 VDC Inspect and replace Replace with recommended fuel Inspect and clean or replace See your dealer See your dealer Possible Lean Fuel Cause Low or contaminated fuel Low octane fuel Clogged fuel filter Incorrect fuel Incorrect jetting Solution Add or change fuel, clean the fuel system Replace with recommended fuel See your dealer Replace with recommended fuel See your dealer Possible Rich Fuel Cause Fuel is very high octane Overuse of choke Stopping/starting without adequate warm-up Incorrect fuel Clogged air filter Incorrect jetting Solution Replace with lower octane fuel Inspect, clean and/or replace spark plugs Allow engine to warm up before operating and/or stopping Replace with recommended fuel Inspect and clean or replace See your dealer 97