2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 103Get this manual

2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 103

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SPARK PLUG FOULING

Spark plug fouledweak spark Broken throttle cable Obstruction in air intake Air box removed (reinstall all intake components) Incorrect or restricted carburetor jetting