Troubleshooting - TOHATSU MFS 25B Owner's Manual

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TROUBLESHOOTING

ENOM00108-0
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.
Possible cause
Empty fuel tank
Incorrect connection of fuel system
Air entering fuel line
Deformed or damaged fuel hose
Closed air vent on fuel tank
Clogged fuel filter or fuel pump
Use of improper engine oil
Use of improper gasoline
Not enough fuel supply by primer
Water temp or MAP sensor out of range or improper or
loose wiring connection.
Spark plug other than specified
Dirt, soot, etc. on spark plug
No Spark or weak spark
Short circuit of engine stop switch
Rectifier failure
Lack of stop switch lock plate
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
Wrong wiring, disconnection, poor connection