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TROUBLESHOOTING 65Engine falling to startEngine starting but stopping soonPoor idlingPoor accelerationEngine speed abnormally highEngine speed abnormally lowOverheating of enginePower tilt inoperativePossible cause● ● ● ● ● ● Spark plug other than specified● ● ● ● ● Dirt, soot, etc. on spark plug● ● ● ● ● No Spark or weak spark●Short circuit of engine etop switchELECTRICAL SYSTEM● ● ● ● Ignition timing incorrect●Lock plate not fitted● ● Disconnection of wire or loose ground connection● ● Blown 20 Amp fuse in the starting circuit●Not shifted into neutral position● ● Weak battery or battery connections are loose or corroded● ● Ignition key switch failure●Wiring or electrical connection faulty●Starter motor or starter solenoid failure11●Power trim & tilt switch defective, Solenoid is defective
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