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Re: Mercury Outboard Fault
Posted to Open Discussion Forum on 4/16/2021 1 Reply

2 stroke Optimax or 4 Stroke? Carbureted or Fuel Injection? All cylinders have proper compression? Easy fix is new plugs and go for a ride. Coils go bad on these as well as the igniter modules. Check water pump impeller, could be shutting out on an overheat. T... Login to read more.

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