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Recent content by jaydap

  1. J

    Mercury Optimx Help

    Thanks for looking/helping! I currently have a 2005 Optimax 115. I took the boat into the shop for annual service. The mechanic advised me that when he hooked the diagnostic tool up to the motor it would not read the ECM. He advised me that he wanted to put a spare ECM to see if the ECM was the...
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