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Charles, Marine Mechanic
Category: Boat
Satisfied Customers: 3873
Experience:  US Navy (Ret) Certified Mercury Marine Tech with over a decade of repair experience.
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I have a 150 hp mercury four stroke outboard model number

Customer Question

I have a 150 hp mercury four stroke outboard model number 115013HD ser number 1B953261 . The engine has 46hrs on it and has been great but last time I was out it stated going into saftey mode surges at 3000rpms. Things I have checked voltage ok , oil ok ,fuses and all wiring apear ok l am running a tach and a smart craft monitor any ideas?
Submitted: 2 years ago.
Category: Boat
Expert:  Charles replied 2 years ago.

Hello, my name is***** will be assisting you today.

When the engine hits 3K RPM, do you get a beeping sound from the alarm?

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