MyTie's latest activity

  • M
    MyTie replied to the thread Yamaha F225 ECU Upgrade.
    Yes resistance/voltage vary. The sensors are three wire sensors, there is a reference voltage (I believe it was 5 VDC), a ground, and...
  • M
    MyTie replied to the thread Yamaha F225 ECU Upgrade.
    More good info, thanks! I understand all about relays, just didn't know that there were separate grounds for oil pressure and...
  • M
    MyTie replied to the thread Yamaha F225 ECU Upgrade.
    Not sure, as outboards are new to both of us. All I know is that I was on the boat with him when it was happening (one of the many times...
  • M
    MyTie replied to the thread Yamaha F225 ECU Upgrade.
    Good info, thanks. Seems to me that since the -30 ECU has been superseded by the -33 ECU then it should work with the -50 harness...
  • M
    MyTie replied to the thread Yamaha F225 ECU Upgrade.
    @boscoe99 wrote (and rewrote) "The -51 wire harness should work with either of the aforementioned ECU's." It was clear (both times)...
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