TOHATSU MFS 20C Owner's Manual page 59

Possible cause
Spark plug other than specified
Dirt, soot, etc. on spark plug
No Spark or weak spark
Short circuit of engine etop switch
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 failure
Power trim & tilt switch defective, Solenoid is defective
TROUBLESHOOTING
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