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  1. R

    2005 Johnson 90hp 4 stroke

    Showing no codes but will not go over 2000 rpm without chugging badly. Does this motor have throttle position sensor, could not find one.
  2. R

    4 stroke 2005 90hp chugging

    Engine will not go over 2400rpm without chugging and reducing rpm. Starts and idles great and no codes. Started with making oil problem and gone through 3 lift pumps (expensive) and have now eliminated that problem with electric lift pump. spent over 2 grand on 2 different mechanics and problem...
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