2012 Polaris Outlaw 90 Owners Manual - Page 173
2012 Polaris Outlaw 90 Manual
Page 173 highlights
Troubleshooting Engine Backfires Possible Cause Weak spark from spark plugs Incorrect spark plug gap or heat range Old or non-recommended fuel Incorrectly installed spark plug wires Incorrect ignition timing Mechanical failure Exhaust system leak Solution Inspect, clean and/or replace spark plugs Set gap to specs or replace plugs Replace with new fuel See your POLARIS dealer See your POLARIS dealer See your POLARIS dealer See your POLARIS dealer 170
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170
Troubleshooting
Engine Backfires
Possible Cause
Solution
Weak spark from spark plugs
Inspect, clean and/or replace spark plugs
Incorrect spark plug gap or heat range
Set gap to specs or replace plugs
Old or non-recommended fuel
Replace with new fuel
Incorrectly installed spark plug wires
See your POLARIS dealer
Incorrect ignition timing
See your POLARIS dealer
Mechanical failure
See your POLARIS dealer
Exhaust system leak
See your POLARIS dealer