PROBLEM POSSIBLE CAUSE SOLUTION
Engine will not turn • Throttle control in gear. • Shift into neutral.
over • Main circuit breaker open. • Reset circuit breaker.
Engine turns over, but • Safety lanyard not connected. • Connect safety lanyard.
will not start • Stop switch not set. • Reset switch.
• No fuel to engine. • Turn fuel valve to ON.
• No fuel in tanks. • Fill fuel tank.
• Fuel filter clogged. • Replace fuel filter.
• Contaminated fuel. • Replace fuel and filter.
• Distributor problems. • See your dealer.
Engine is hard to start • Flooded engine. • Start engine full throttle
and back off.
• Plugged flame arrestor. • Clean flame arrestor.
• Fouled spark plugs. • Replace spark plugs.
• Loose coil or ignition wires. • Tighten coil or ignition
wires.
• Battery cables loose or • Clean and tighten battery
corroded. cables.
•Weak battery. • Charge or replace the
battery.
• Ignition problems. • See your dealer.
Engine misses or • Fouled spark plugs. • Replace spark plugs.
idles rough • Loose of defective high- • Tight or replace the high-
tension leads. tension leads.
• Plugged PVC valve. • Replace PVC valve.
•Weak ignition coil. • Replace ignition coil.
•Vacuum leak. • See your dealer.
Poor boat performance • Fouled spark plugs. • Replace spark plugs.
• Contaminated fuel. • Replace the fuel and filter.
• Plugged flame arrestor. • Clean the flame arrestor.
•Weak ignition coil. • Replace the ignition coil.
• Fuel filter clogged. • Replace the fuel filter.
• Ignition problems. • See your dealer.
Poor gas mileage • Fouled spark plugs. • Replace spark plugs.
• Plugged flame arrestor. • Clean the flame arrestor.
• Inefficient driving habits. • Plan the boat quickly, then
slow down to desired speed.
• Plugged PCV valve. • Replace PCV valve.
• Ignition problems. • See your dealer.
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