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TROUBLESHOOTING
Engine Pings or Knocks
Possible Cause
Solution
Poor quality or low octane fuel
Replace with recommended fuel
Incorrect ignition timing
See your Polaris dealer
Incorrect spark plug gap or heat range
Set gap to specs or replace plugs
Engine Backfires
Possible Cause
Solution
Weak, fouled or defective spark plug
Inspect, clean and/or replace spark plugs
Incorrect spark plug gap or heat range
Set gap to specs or replace plugs
Old, poor or non-recommended fuel
Replace with new fuel
Incorrectly installed spark plug wire
See your Polaris dealer
Incorrect ignition timing
See your Polaris dealer
Mechanical failure
See your Polaris dealer
Summary of Contents for Predator 500
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Page 13: ...10 SAFETY Safety Decals and Locations E D F Location F H G I 7172566 WARNING Location E ...
Page 51: ...48 FEATURES AND CONTROLS Engine Electrical Switches 1 2 3 ...