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    wiring issue

    So I have a no spark issue with my 87 eta. I have followed Jim's troubleshooting as much as possible but I have some issues:

    1: my dme connector only has 35 pins
    2: I have no power to pin 27 at all ignition on or off
    3: I have no power to pin 18 ignition off but do with the ignition on(should be constant hot)
    4: I have power to pin 14 but it should a ground
    5: I have no power to main relay 86 ignition off but do with ignition on.

    Is it possible the pin layout is different on the 35 pin dme connection? If pin 27 has no power then there is no start signal correct?

    Things that have been checked:
    Cps is good
    I have power to the coil but not from the coil
    I have fuel

    #2
    See pages 1362-0 and 1362-1 http://wedophones.com/Manuals/BMW/19...g%20Manual.pdf

    Comment


      #3
      I literally just found that while you were posting.
      For anyone that doesn't want to search through that DME power inputs are pins 35&18 start input is pin 4 grounds are pins 5, 10, 16, 17, and 19 and timing control is pin 1.
      Ill be checking all these and will update to confirm.

      Comment


        #4
        Confirm that those are the correct pins. My dme is shot.

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