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    No helm power - 2018 Yamaha 704 w/ 2021 F150LB 4 stroke

    Thanks for the tip... I started there... I actually have a manual circuit breaker that interrupts power to the dash and motor running voltage. And its rusted to the point that I can't get the lugs off. Still, I get 12.5 at the starter solenoid, and engine to helm disconnect. I think I've...
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    No helm power - 2018 Yamaha 704 w/ 2021 F150LB 4 stroke

    I have +12.5v at the 10 pin connector (motor side) for the remote harness. But when I measure voltage at the other end (8 pin between black and red), I have +9.5v. Built a jumper to go from an engine ground lug then remeasured to the red wire in the in the 8 pin connector, still 9.5)...
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    No helm power - 2018 Yamaha 704 w/ 2021 F150LB 4 stroke

    Folks, I'm on day 3 living under the dash of my pontoon. Boat ran fine on Friday, come saturday morning the engine controls for were dead. No ignition, volt guage, tach, fuel gauge, trim all dead. I've verified power up to the helm (12v) and ground in the 10 pin back to battery. I wrung out...
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