2003 johnson 115 two stroke problems

Discussion in 'Outboards' started by rovi, Feb 3, 2016.

  1. skypilotgill
    Joined: Mar 2016
    Posts: 11
    Likes: 0, Points: 0, Legacy Rep: 10
    Location: Thursday Island

    skypilotgill Junior Member

    Any help need to tune up Johnson 70hp black motor
    I haven't been able to idle it yet
     

  2. PAR
    Joined: Nov 2003
    Posts: 19,133
    Likes: 488, Points: 93, Legacy Rep: 3967
    Location: Eustis, FL

    PAR Yacht Designer/Builder

    Instead of guessing, which will just makes things a lot worse,

    [​IMG]

    you can play with it or simply spend $30 bucks and get to know your engine. Before setting the idle, run through the diagnostic section and get it right. You'll use this book repeatedly, so . . .
     
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