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  1. Jose67

    2000 Johnson 150 OIS Spark Issues- New Problem

    In my previous topic you very knowledgeable people pointed me in right direction in diagnosing a bad shift switch cutting spark to half of the motor. As I stated in my previous post I bought this as rebuilt unit with only carb tuning run time on the motor. The motor must have been tuned to a bad...
  2. Jose67

    2000 Johnson OIS Spark Issues

    Need some direction on what would cause little to no spark on one whole side of the motor. Facing the motor from the front the right bank has little to no spark and as a result the motor stays in the high idle mode for about 5 minutes because that side is not heating up as much as the left side...
  3. Jose67

    1998 Johnson 150 Ocean Runner will not idle when engine warms up.

    Need some guidance / opinions on what is causing this engine not to idle when it has warmed up. It will stay running when cold started and after making a run at near full throttle it will come back down to an idle and stay running. After I turn it off and let it sit for a few minutes I can crank...
  4. Jose67

    1998 Johnson 150 Looper Idle Issue

    I have had this outboard motor since October of last year. It runs great and idled great until a couple months ago, it still runs great and has good power but now it has started to have idle issues. I rebuilt the carbs thinking that was the issue but it is still the same thing. It idles good...
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