Troubleshooting - TOHATSU M 9.9 Owner's Manual

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56

TROUBLESHOOTING

If you encounter a problem, consult the check list below to determine the cause and
to take the proper action.
An authorized dealer will always be happy to provide any assistance and information.
10
Possible cause
Empty fuel tank
Incorrect connection of fuel sysytem
Air entering fuel line
Deformed or damaged fuel pipe
Closed air vent on fuel tank
Clogged fuel filter, fuel pump, or carburetor
Use of improper engine oil
Use of improper gasoline
Excessive oil in mixture
Shortage of oil in mixture
Excessive supply of fuel
Poor carburetor adjustment
Recirculation pipe broken
Spark plugs other than specified
Dirt, soot, etc. on spark plugs
No spark or weak spark
Short circuit of engine stop switch
Incorrect adjustment of ignition timing

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