Reply To: Johnson FD-12 Won’t Run

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March 12, 2023 at 5:04 pm #273767
Finn Freeman
Participant

    US Member

    I agree that it seems like the pump isn’t working properly. Towards the end of the video, it sounded how it would sound if you were leaning the mixture screw out too much, and it seemed like it sneezed a couple of times. Do you have anyway to test the pump off of the engine?