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  4. Missing some wires for the cdi

Missing some wires for the cdi

Scheduled Pinned Locked Moved Electrics
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  • D dan28

    The engine an loom are 1989 the cdi is I believe 3nc the writing has worn off
    To make it easier I ll list all the wires that the cdi has in case I got the code wrong

    Right side of cdi
    Male 2 pin plug
    white/ red . Wire
    Black . Wire
    Female 2 pin plug
    Green/ white Wire
    Black an red wire
    These plugs go to stator

    Left side of cdi
    2 pin plug
    Dark blue wire
    Light blue wire
    This is for neutral an oil light

    Twin Black wire from cdi goes to earth

    Black / white from cdi goes to black / white in loom not sure what it's for ?

    Orange wire from cdi goes to coil ?

    Blue / yellow from cdi should go to Black/ yellow I can't find it in the loom ?

    Black / yellow from cdi should go to.red an white possibly power valve?

    HOTSHOT IIIH Offline
    HOTSHOT IIIH Offline
    HOTSHOT III
    wrote on last edited by HOTSHOT III
    #5

    @dan28 3NC wiring diagram below

    alt text

    S CalumC 2 Replies Last reply
    0
    • HOTSHOT IIIH HOTSHOT III

      @dan28 3NC wiring diagram below

      alt text

      S Offline
      S Offline
      SpookDog
      wrote on last edited by
      #6

      Please stop posting full on quote mode peeps! It’s making me dizzy trying to read posts!!...

      1 Reply Last reply
      1
      • HOTSHOT IIIH HOTSHOT III

        @dan28 3NC wiring diagram below

        alt text

        CalumC Offline
        CalumC Offline
        Calum
        wrote on last edited by
        #7

        @HOTSHOT-III You can embed images bud:
        alt text

        Just got to use the right link: https://live.staticflickr.com/65535/52172141696_84e3b69382_b.jpg

        Always Originate, Never Pirate!

        HOTSHOT IIIH 2 Replies Last reply
        1
        • D Offline
          D Offline
          dan28
          wrote on last edited by
          #8

          thanks hot shot
          yes that was me on fb
          so blue an yellow is for sidestand
          i have a black with yellow stripe single bullet connector thats labelled as goes to red an white i think this is meant to go to the servo
          i m not sure what code my cdi is dont think its 3nc

          S HOTSHOT IIIH 2 Replies Last reply
          1
          • D dan28

            thanks hot shot
            yes that was me on fb
            so blue an yellow is for sidestand
            i have a black with yellow stripe single bullet connector thats labelled as goes to red an white i think this is meant to go to the servo
            i m not sure what code my cdi is dont think its 3nc

            S Offline
            S Offline
            SpookDog
            wrote on last edited by
            #9

            @dan28

            Black with yellow stripe goes to 3wire servo. Along with back wire & brown wire double block connector from the loom...

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            1
            • D dan28

              thanks hot shot
              yes that was me on fb
              so blue an yellow is for sidestand
              i have a black with yellow stripe single bullet connector thats labelled as goes to red an white i think this is meant to go to the servo
              i m not sure what code my cdi is dont think its 3nc

              HOTSHOT IIIH Offline
              HOTSHOT IIIH Offline
              HOTSHOT III
              wrote on last edited by
              #10

              @dan28 Yes that's correct, brown is main feed from the ignition switch on Yamahas and obviously black is earth. Interestingly if you apply battery voltage to the black and brown wires of a serviceable 3-wire servo it will perform its cleaning cycle even when removed from the bike as the control circuit is inside the servo itself and the black/yellow signal wire from the CDI just tells the servo the engine speed.

              Only other CDI unit I can think of could be a 3BN from the very first 1988 DTR; I think the wiring is very similar to a 3NC but you'd probably have a 26mm round slide carb if that's the case.

              1 Reply Last reply
              0
              • CalumC Calum

                @HOTSHOT-III You can embed images bud:
                alt text

                Just got to use the right link: https://live.staticflickr.com/65535/52172141696_84e3b69382_b.jpg

                HOTSHOT IIIH Offline
                HOTSHOT IIIH Offline
                HOTSHOT III
                wrote on last edited by
                #11

                @Calum Thank you! How do you obtain a staticflickr link from the image please? Had a nose around last night and couldn't find it, maybe because I'm using the free version of Flickr?

                CalumC 1 Reply Last reply
                0
                • HOTSHOT IIIH HOTSHOT III

                  @Calum Thank you! How do you obtain a staticflickr link from the image please? Had a nose around last night and couldn't find it, maybe because I'm using the free version of Flickr?

                  CalumC Offline
                  CalumC Offline
                  Calum
                  wrote on last edited by
                  #12

                  @HOTSHOT-III Uhh, you edited your post with the URL in it.

                  I don't use flicr personally, but Right Click + Copy Image Location ought to give you the URL.

                  Always Originate, Never Pirate!

                  HOTSHOT IIIH 1 Reply Last reply
                  1
                  • CalumC Calum

                    @HOTSHOT-III Uhh, you edited your post with the URL in it.

                    I don't use flicr personally, but Right Click + Copy Image Location ought to give you the URL.

                    HOTSHOT IIIH Offline
                    HOTSHOT IIIH Offline
                    HOTSHOT III
                    wrote on last edited by
                    #13

                    @Calum OK cool, thought I'd still done something wrong as the actual image still didn't appear like in your comment above. Still the OP can access the wiring diagram so all good πŸ‘

                    CalumC 1 Reply Last reply
                    0
                    • HOTSHOT IIIH HOTSHOT III

                      @Calum OK cool, thought I'd still done something wrong as the actual image still didn't appear like in your comment above. Still the OP can access the wiring diagram so all good πŸ‘

                      CalumC Offline
                      CalumC Offline
                      Calum
                      wrote on last edited by
                      #14

                      @HOTSHOT-III Take the URL and put it in side the () of a []().

                      The syntax is Markdown

                      Always Originate, Never Pirate!

                      1 Reply Last reply
                      1
                      • CalumC Calum

                        @HOTSHOT-III You can embed images bud:
                        alt text

                        Just got to use the right link: https://live.staticflickr.com/65535/52172141696_84e3b69382_b.jpg

                        HOTSHOT IIIH Offline
                        HOTSHOT IIIH Offline
                        HOTSHOT III
                        wrote on last edited by
                        #15

                        @Calum Finally sorted as you can see above!!

                        Turns out on my computer you have to click the download link on a Flickr photo, choose the size you want, THEN copy and paste the URL. Might be because I'm still using the Victorian technology that is Windows 7?

                        Anyway thanks for your patience πŸ‘ πŸ‘Ό

                        CalumC 1 Reply Last reply
                        0
                        • HOTSHOT IIIH HOTSHOT III

                          @Calum Finally sorted as you can see above!!

                          Turns out on my computer you have to click the download link on a Flickr photo, choose the size you want, THEN copy and paste the URL. Might be because I'm still using the Victorian technology that is Windows 7?

                          Anyway thanks for your patience πŸ‘ πŸ‘Ό

                          CalumC Offline
                          CalumC Offline
                          Calum
                          wrote on last edited by
                          #16

                          @HOTSHOT-III Yeah, I only use Linux and Firefox.

                          Always Originate, Never Pirate!

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