2007-2009 Kawasaki KFX50 service manual, Page 36Get this manual
1GENERAL INFORMATION TROUBLESHOOTING
ENGINE WILL NOT START OR IS HARD TO START InspectionAdjustment Check if fuel reaches carburetor by loosening drain screw Fuel reaches carburetor Fuel does not reach carburetor Symptom Probable Cause
Remove spark plug and install it into spark plug cap to test spark by connecting it to engine ground Spark jumps Weak or no spark
Empty fuel tank Clogged fuel line between fuel tank and carburetor Clogged float oil passage Clogged fuel tank cap breather hole Clogged fuel filter Clogged fuel valve passage Faulty spark plug Fouled spark plug Faulty CDI unit Faulty pulser coil Broken or shorted ignition coil Faulty ignition switch Weak or dead battery