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E30 M30 no spark -_-

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    E30 M30 no spark -_-

    I just finished up my electrical on a 84 325 chassis and 88 m30 735i. I believe I am getting fuel. Im getting 12V on both sides of the coil. Fuel at the rail, ECU properly grounded and has power. Any ideas, also tested crank position sesnor and everything reads in spec.

    #2
    I'm assuming you checked the plugs and confirmed they have no spark when cranking? Wasn't clear from your post.
    $500, Diamantschwarz, and a Dream

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      #3
      Yeah i did not spark from plug leads or coil

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        #4
        Your English is silly. So no spark at plugs or output of coil but you have 12v to coil? Sounds like the coil is not stepping up the 12v to the ~30k volts you need for spark.

        The Build:
        http://www.r3vlimited.com/board/showthread.php?t=191125

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          #5
          Sorry I had a late night last night messing with this thing.

          I have
          -12v at the coil
          -No spark at coil
          -No spark from Plugs
          -Swapped with known good coil
          -OHMS tested CPS and they test within range.

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