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    97 Johnson 50hp 3cyl - idle problem

    he should have just said so and not give you false opinions anyway do the easy stuff
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    97 Johnson 50hp 3cyl - idle problem

    some shops find problems..... Ronald Reagan.. "trust but verify" !!
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    97 Johnson 50hp 3cyl - idle problem

    easy stuff first !! ....Once moving it would be fine and to top speed was the same as always, sounds fine, etc etc etc
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    97 Johnson 50hp 3cyl - idle problem

    can you try to open the LS adjusting screw a bit and run with a good Engine cleaner product to see if the LS carb circuit of the engine reacts at all. could be just the idle needle crudded up a bit . better yet ... remove it completely, count the turns and note it down. get a can of...
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    1999 Johnson 90 hp -- No Spark

    checked all fuses ??
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    Weak spark from one spark plug

    measure the boot to frame ohms in the slow/idle position of the throttle keep measuring the ohms as you rotate the trhottle and the mag plate truns all the way to fast.... ohms should be rock solid all the way from idle to fast did you change any condensers or coils clean the...
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    Weak spark from one spark plug

    it happens :-( concentrate on the bad plug...cct. the other one works ! could be condensers ( hard to test without a high voltage test box... VOM tests are not conclusive unless a solid short exists. did you swap wires to the bad plug why not install all new cooper core wires...
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    Still at it, 1989 GT150 1 cylinder not firing !!!!

    Welcome to IBOATs ... as a newcomer it is better not to revive old 13 year posts... just open a fresh new post and describe your problem.
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    Has this been repainted or is the original paint black on a 1993 Johnson 15

    if you google JOHNSON or EVEINRUDE....TRACKER you will find them painted black is yours a TRACKER version.... https://www.bing.com/videos/search?q=15+hp+johnson+tracker+outboard&docid=608048647976544764&mid=D4A233EEC985E30D0E80D4A233EEC985E30D0E80&view=detail&FORM=VIRE
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    1957 Johnson 18 hp. FDE-11

    "Replaced the check valve, spring and spacers and new gasket behind the intake assembly" yep did not see that comment :-( yet ... basic question remains... does enough air end up in the tank to push fuel back up ? answers are elusive.... pin hole would be tricky one yet 2 tanks...
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    1957 Johnson 18 hp. FDE-11

    "Sprayed all fuel connections when pressurized with soapy water and can't see anything leaking" assumption or fact... is is really pressurized ??? ok so you had tried the soapy water ...(post#1) but we still do not know if you have pressure build up in the tank.....does it or not go Psssst...
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    1957 Johnson 18 hp. FDE-11

    if you have air pressure loss use soapy water spray bottle and find the leak . check for bubbles ...... like checking a inner tube flat :-) on a bike vacum loss may be stopped with a temporary coating of grease on suspect junctions or tightly wrap in cellophane wrap on easy access...
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    Location of impeller 1971 Johnson 4HP weedless outboard

    drop the GC remove pump cover replace impleller ...bit of sop or greas to slide it in the pump housing turning clockwise looking down take care not to pull out the drive shaft !! ... slide the pump cover up & past the o ring on top reverse procedure to install...
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    Location of impeller 1971 Johnson 4HP weedless outboard

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    120HP Looper ignition

    paul...my comment was in reference to 120lopper's pics. ... proceed as you see fit. maybe do a visual on your own to see if you have a similar burn out
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    Should oil deposits be in the powerhead

    you may want to acces Leroy's web site where the 9.9-15hp family from 1974-2007 is extensively covered here is one of many topics .. http://www.leeroysramblings.com/Johnson%209.9_15.htm plus all the rest...
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    120HP Looper ignition

    bad pack obvioulsly.. .couple of $2 parts pita to carve out and replace. :-(
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    #3 fuel injector code

    DO let us know how it turns out. NO inj. are not cheap plus labor. the early 2005 etec injectors are even more expensive and... getting rare :-(
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    Should oil deposits be in the powerhead

    when a new load of fuel enters the cyl. on the downstroke.. that fuel entering the cyl pushes the burnt fuel oil mix out the exhaust ports. unfortunately the ports being opned during that time will also permit a % of freah fresh fuel oil mix to take the same way out the exhaust...
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    #3 fuel injector code

    dirt will not show up as an open code but a heat build up due to a clogged screen resulting in reduced cooling by the fuel flow may aggravate things . Like I said up to you. I understand the coil winding is not very tolerant if heat causes the open code and you feel safer with...
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