TOHATSU M 15D2 Owner's Manual page 73

73
TROUBLESHOOTING
Possible cause
Incorrect adjustment of throttle link
Insufficient cooling water flow, clogged or defective pump
Faulty thermostat
Cavitation or ventilation
Incorrect propeller selection
Damaged and bent propeller
Improper thrust rod position
Unbalanced load on boat
Transom too high or too low
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