Troubleshooting; Starter Motor Will Not Crank The Engine; Engine Will Not Start; Engine Starts But Will Not Shift Into Gear - Mercury Racing 500R Operation And Maintenance Manual

Starter Motor Will Not Crank the Engine

POSSIBLE CAUSES
• Lanyard stop switch not in RUN position.
•
Open clean power harness circuit fuse. Refer to Maintenance section.
• Remote control is not shifted to the neutral position.
•
Shift actuator failure. Turn ignition key switch OFF to reset and then start
the engine.
• Weak battery or battery connections are loose or corroded.
• Ignition key switch failure.
• Wiring or electrical connection faulty.
• Starter motor solenoid or starter relay failure.

Engine Will Not Start

POSSIBLE CAUSES
•
Incorrect starting procedure. Refer to Operation section.
• Old or contaminated gasoline.
• Fuel is not reaching the engine.
• Fuel tank is empty.
• Fuel tank vent not open or restricted.
• Fuel line is disconnected or kinked.
• Fuel filter is obstructed. Refer to Maintenance section.
• Fuel pump failure.
• Fuel tank filter obstructed.
• Ignition system component failure.
•
Spark plugs fouled or defective. Refer to Maintenance section.

Engine Starts But Will Not Shift Into Gear

• Throttle only mode is engaged.
• Shift actuator failure. Turn ignition key switch OFF to reset and then start
the engine.

Engine Runs Erratically

POSSIBLE CAUSES
• Overheating—warning horn not working.
• Low oil pressure. Check oil level.
•
Spark plugs fouled or defective. Refer to Maintenance section.
• Incorrect setup and adjustments.
• Fuel is being restricted to the engine.
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TROUBLESHOOTING

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