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Megasquirt NO spark

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    Megasquirt NO spark

    Have a m20 running wasted spark with ms3x controlling the coils in pairs (A-B-C running 1-6 2-5 3-4 respectively) and injectors in batch fire. In test mode, I confirmed coils are firing in pairs as intended. Rpm signal is there, and fairly clean, and I can hear the injectors firing while cranking, but no spark. Any help?

    Any place I can find some setting that are confirmed good? I have seen many. 60-2 wheel, 84 degress, falling edge, going high, using ls2 coils.

    Thanks guys!

    When cranking, it does not spark at all until I let off it sparks once. hmm

    #2
    other discussion going on over here http://forums.bimmerforums.com/forum...ark&p=27506035

    Shows tooth logs and composite logs and such.

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      #3
      Would pictures help for motivation or something? Money? Haha I need this thing running!

      msextra link

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        #4
        I am adding some here later tonight hopefully: http://www.e30tech.com/forum/forumdisplay.php?f=36

        I have never ran wasted spark so cant help you there. If it sparks once that is odd- are your coil + and - hooked up correctly? Did you jump the ms board correctly (not sure if you have to do this for wasted spark anymore)?

        The spark settings to run wasted spark would be about the same for any 6 cyl- not just for a m20. Anybody using your ls2 coils should be on the same basic config settings for dwell etc.

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          #5
          Just so happens that I have spark now, And I'm 90% sure I have fuel(hear clicking from injectors, and it smells). Check my msextra for the most recent datalog. I'm just not sure. I think its because of the voltage drop, but I am not sure.

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