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    2014 Yamaha 115hp not enough amps to start motor

    Measure battery voltage at the battery while the motor is being cranked. What is it? Measure battery voltage at the starter motor solenoid while the motor is being cranked. What is it?
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    2014 Yamaha 115hp not enough amps to start motor

    Most all Yamaha four strokes use a transistorized ignition system. Battery voltage powers the ignition coil. Controlled by what Yamaha calls the ECU. Engine Control Unit. It switches off battery power to cause the coil to fire the plug. A relative few Yamaha four strokes, and a number of Yam...
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    2014 Yamaha 115hp not enough amps to start motor

    Yes. Battery power through the ignition coil results in the spark plug firing.
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    2014 Yamaha 115hp not enough amps to start motor

    Yes. Transistorized ignition system.
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    2002 115hp 2 Stroke Hard Starting Solved

    Great report. The oil control rod retainer and the choke link retainer I knew about. The corroded key failing to activate the choke switch resulted in an epiphany. Would never have thought of that in a million years.
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    Yamaha 9.9 4t lower unit

    In the future it would be helpful if the full model identity were to be posted. In your case, F9.9CMHL. Better still, the complete engine identity. The ID on the label that begins with the number 6. I have reviewed several Yamaha F9.9 service manuals. Can find no specifications for "radial...
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    Yamaha 9.9 4t lower unit

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    Yamaha 9.9 4t lower unit

    All Yamaha four stroke outboard motors are preceeded with either the letter F, the letter T or the letters FT. With other letters thrown is an needed.
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    Yamaha 9.9 4t lower unit

    Seems it would be 4s. I would guess that it is an F9.9 something or other.
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    Yamaha 200etln 2-stroke bad coil?

    If the coil passes the test using Yams procedure, but does not pass using using your procedure, the problem might, repeat might, be in the connection point of the male bullet terminal to the wire. You might get lucky and find a poor connection that can be repaired. In lieu of buying a new coil.
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    Yamaha 200etln 2-stroke bad coil?

    It probably won't matter but I would retest the coil using the Yamaha specified procedure. From the ground point of the coil to the output lead to the spark plug. With the plug cap removed.
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    Question about 2012 Yamaha F90TLR...

    Those holes are for the insertion of a pin that will limit the down trim range.
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    1986 40hp yamaha oil to gas ratio?

    50 to 1.
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    1991 Yamaha 25mshp 2 Stroke Emergency Signal Light

    Many refer to the Yamaha warning system as a "limp" mode. And continue to run a motor with the horn blaring. Hopefully a new or over hauled motor will soon be in their future.
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    1997 130 TLRV Trim and Tilt

    yes
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    cant find out the year of 90hp yamaha

    Well I worked for Yamaha USA and I can state that is complete bull ****.
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    15D Outboard Spark Plug

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    15D Outboard Spark Plug

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    Yamaha 30hp 3cyl shift shaft question

    Been there. Done that. Called living and learning.
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    Yamaha 30hp 3cyl shift shaft question

    Maybe drill the hole so as to accept a pop rivet. Then screw the screw into the middle of the rivet.
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