Recent content by Crownieguy

  1. C

    Mercruiser 555 - ECM no power?

    I am so grateful to the OP. Let me tell anyone with this problem to FIRST check B18, the purple wire that goes to the ignition switch. I spent a week trying to find the problem the resulted in strong cranking but no start. Like the OP I had a wiring diagram but it wasn't obvious which of the...
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