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    1997 150 HP Mariner Sudden high idle and shifting problems

    Re: 1997 150 HP Mariner Sudden high idle and shifting problems OK, so I just started the engine and got 2000+ rpm. I then adjusted what I think is the idle speed screw. Please see the attached picture with the red circled screw. I backed it out with the engine running and was able to drop...
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    1997 150 HP Mariner Sudden high idle and shifting problems

    Re: 1997 150 HP Mariner Sudden high idle and shifting problems You were right. I started the engine and the idle is still about 2000 rpm and climbing. I confirmed the enrichener is working by pressing in the key. The solenoid clicked. This also helped start the engine right away! Good thing...
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    1997 150 HP Mariner Sudden high idle and shifting problems

    Hello. I have a 1997 Mariner 150 HP Outboard on my 1997 Maxum 1900 XR boat. The motor serial number is OG549337. Last week, while on the water, the idle speed suddenly became very high. In addition, once in fwd (which clunked a lot due to the rpms), I could not get it back into neutral. If...
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