YAMAHA 15 HP 2 stroke won't run unless choked ( Fixed )

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  • Опубліковано 2 жов 2024
  • YAMAHA 15 HP 2 stroke outboard will not stay running unless the ckoke is pulled out. This can be a common problem in many outboard motors. So let's go inside outboard's again & do some sniff'n round and see if we can put this old outboard back to work.
    kodibass

КОМЕНТАРІ • 63

  • @oliverdavidpatrick
    @oliverdavidpatrick Рік тому +5

    Kodi, I really have to hand it to you. Very good video. I am an advanced mechanic on outboards and knew right before I clicked your video where this was going yet I am still watching this because it is still not boring and very entertaining. I will modify one of my pliers with a dremel to grab them stuck screws, because with normal pliers it's hard to grab and you keep slipping. Thank you, great content

  • @seriksson9721
    @seriksson9721 2 роки тому +2

    Lubricant on all screws, to prevent future problems? My own theory.

  • @chriseisele9969
    @chriseisele9969 2 роки тому +2

    I'm going to be working on my 1973 evinrude 25 hp outboard thanks for all your teaching Chris from OHIO

  • @travislowery3262
    @travislowery3262 16 днів тому

    Well thanks for finding me boss man :) was thanking about getting a bigger ship :) but I thank I'll keep my kayaking :)

  • @johnjones-uz4pi
    @johnjones-uz4pi Місяць тому

    Hi Kodi. If i put a bigger main jet in the carb 15hp yam 2stroke will this increse the HP? Many thanks.. jj

  • @JohnSmith-cw3tp
    @JohnSmith-cw3tp 5 місяців тому

    Make sure to get you a JIS screwdriver and you won’t have problems getting them out.

  • @MrMoosekiller31
    @MrMoosekiller31 4 місяці тому

    Just picked up suzuki 9.9 doing the same thing runs only on choke I believe the fuel system is similar if remember correctly the fuel pump was attached to the carb little square box on the side the carburetor probably same issue

  • @frankdwornnig8513
    @frankdwornnig8513 4 місяці тому

    Looking for an electric choke solenoid for a 1998 Merc 9.9..

  • @gautevaland879
    @gautevaland879 2 роки тому +2

    Great vid kodi!! Very informative! Love those Yamahas. One of the better 2 stroke in the lower hp range. Have one of them my self. Keep up the good work that you do,! 👏👏👍😎. Gus form Norway

  • @ferrosjewellers4558
    @ferrosjewellers4558 Рік тому +1

    Hi, show how to set the timing please.

  • @robprideaux3279
    @robprideaux3279 Рік тому +1

    What did you spray into the pull cord when cleaning up motor. Is it a lube?

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  Рік тому +1

      Yes' cheap-o wall-mart lube. kb

    • @robprideaux3279
      @robprideaux3279 Рік тому

      Will Q20 work ?@@kodibassInsideoutboards

    • @robprideaux3279
      @robprideaux3279 Рік тому

      @@kodibassInsideoutboards another question if you dont mind? On the air/fuel screw is it 1 and a quarter turns out from fully in? Or does that vary per motor? I have a 1990 15hp 2 stroke

  • @Gsw6307
    @Gsw6307 10 місяців тому +1

    Very informative video, appreciate the detail. Any chance you do one on changing the waterpump impeller?

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  10 місяців тому +1

      Thank You , Yes I have a few Yamaha waterpump change video's Do not know what I titled them tho. kb

  • @niz76
    @niz76 2 роки тому +1

    I've just gotten one of these Yammy 15 2strokes. 2002. Seems super rich at idle & doesn't rev well. How many turns out from seated should the idle mix screw be? Thx Kodi- Takes forever to get on plane with 125psi both cylinders. Hope it's not a nightmare roach like that one you dealt with across multiple vids!

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  2 роки тому +1

      Start with 2 out from light seat, Then adjust while on the water. Hope U get her worked out. kb

  • @Junitapersaud
    @Junitapersaud 8 місяців тому

    My 15 yamaha won't start without choked and it cuts off can't you tell me y

  • @jamesburke5709
    @jamesburke5709 2 роки тому +1

    Hello I'm curious what's the difference between the mercury and the Johnson diaframs

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  2 роки тому +1

      Johnson OMC , has a spring that pushes against the diaphgrams, It seems to work better than the non spring typs. kb

  • @nunomascarenhasribeiro
    @nunomascarenhasribeiro Рік тому +1

    Nice stuff on this channel 👍. Thank you for sharing 🙏

  • @chrismccartney8668
    @chrismccartney8668 2 роки тому +1

    Can you confirm what the Pliers are called again..?

  • @seriksson9721
    @seriksson9721 2 роки тому +2

    You are both funny and talented. It's very good.

  • @dildarbablu7000
    @dildarbablu7000 Рік тому

    Hinde language piles

  • @MrMoosekiller31
    @MrMoosekiller31 4 місяці тому

    I need a engine stand like that lol 🍻

  • @TimsWorkshopTJY
    @TimsWorkshopTJY 2 роки тому +1

    Hi Kodi, on a electric charging system outboard have you ever converted one from mechanical fuel pump to an electric one? I believe the psi range is like 3.0 to 4.0 so the electric pump would need to be the same

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  2 роки тому

      No never tride that, If U do keep us posted. kb

    • @TimsWorkshopTJY
      @TimsWorkshopTJY 2 роки тому

      I will if I know for sure it won't screw anything up. It would be a good video with installing a water separator at the same time

  • @mazwirashahdan
    @mazwirashahdan 2 роки тому +1

    Thanks for the video sir.. I'm watching it till end..

  • @hammer9856
    @hammer9856 2 роки тому +1

    That outboard purred once you got the fuel problem fixed... too bad about the bad fuel pump design. It means they'll be back down the road. Guess it's just job security for you (not really a problem given what I've seen come through your shop). Thanks again for education. You never disappoint.

  • @chrismccartney8668
    @chrismccartney8668 2 роки тому +1

    Drill blocking view..!!

  • @Patrickmetaldetecting
    @Patrickmetaldetecting 4 місяці тому

    Great video. I think my 1993 yamaha 15 hp carb needs worked on. The guy I bought it from said he didn't run it for 2 years. I don't know anything about motors, but it sounds like the idle needs speed up. Sometimes it's hard to start as well.

  • @janpaulgaliza7137
    @janpaulgaliza7137 Рік тому +1

    Great Job!.Tried it on ours and solved the same issues..keep up the good work and thanks for sharing

  • @jeremyaustin9103
    @jeremyaustin9103 2 роки тому +1

    Favourite ever outboard. Feels a lot quicker than everyone else's 15...as if I would speed

  • @thelife9358
    @thelife9358 6 місяців тому

    Hey man great video I have a 15 hp Honda 4 stroke 2001 it won’t run with choke off I cleaned the carb changed the spark plugs and the oil is very clean could it be the fuel pump?? It looks like the motor has low hours on it as well

    • @kodibassInsideoutboards
      @kodibassInsideoutboards  5 місяців тому +1

      Hang a small bottle of gas Above powerhead from the bottle run a fuel hose straight to the carb. (this will bypass the fuel pump. If it runs normal bad fuel pump. kb

    • @thelife9358
      @thelife9358 5 місяців тому

      @@kodibassInsideoutboards Thankyou man I will try this

  • @rfinman
    @rfinman Рік тому

    Kodibass, Thank You for this video! I kept thinking my problem was the carburetor or bad gas (which was some of it), when it was a hole in the fuel pump diaphragm. Note - the OEM diaphragm I got didn’t have a flow through hole at the edge so I had to cut it, I wonder if that’s normal? Anyway, great video, and Thanks again.

  • @koalajs
    @koalajs Рік тому

    When the knowledge hits euphoria, boredom comes naturally :) Make it look like a kids play !

  • @petewalton5068
    @petewalton5068 Рік тому

    Thanks for the video, umm i installed a brand new after market carb on my 2 stroke 15 and it would run perfect then die off after 1-2 mins of running it. gas flow from the tank is good and a clean fuel filter, any ideas?

  • @coryboyd7958
    @coryboyd7958 Рік тому

    Yamaha service manual says 1 1/4 turn out of the mixture screw.

  • @prevost8686
    @prevost8686 2 роки тому +1

    👍

  • @timlorenz9936
    @timlorenz9936 2 роки тому +2

    Love! from Australia. It was a very informative video mate. I'm going to try find me one of those vampire pliers!

  • @steveshackelford4911
    @steveshackelford4911 Рік тому

    Mr. Cody I enjoy your videos
    Thank you

  • @nunomascarenhasribeiro
    @nunomascarenhasribeiro Рік тому

    What kind os spray you use to clean ou the outside and insidet??...I use wd40 and a dry rag.

  • @coryboyd7958
    @coryboyd7958 Рік тому

    Move the drill DA.

  • @coryboyd7958
    @coryboyd7958 Рік тому

    Which is the idle set screw?