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  1. 9

    Yamaha 130 has random miss at idle

    for a cylinder to fire and burn properly you need good compression, good spark at the correct time, and the proper fuel to air ratio. use a timing light to verify spark for each cylinder it hitting when it should. if they all are then you are left with too much fuel or not enough fuel in some...
  2. 9

    No voltage from just replaced coil - FT9.9GE

    can you show what DVA adapter design you followed? I have heard of some using 2 resisters before that did not work as well. seems when you changed the connectors is when the no start happened maybe?
  3. 9

    Value of Yamaha 25 hp outboard?

    list the rig higher than you are willing to take for it so you can come down some to make the buyer happy he talked you down some. listing them separate means you have to find someone with a boat that needs a motor. you will find more people wanting a complete rig
  4. 9

    No voltage from just replaced coil - FT9.9GE

    are you sure the charge coil you put in was the correct one? it did not have the correct wiring. did the charge coil match the old one you pulled out and did fit properly? did you set the meter on DC when taking the peak readings? did you spin the motor over fast enough to get a good reading...
  5. 9

    No voltage from just replaced coil - FT9.9GE

    service manual shows minimum peak voltages. being higher is OK as long as the reading is not lower that the minimum spec given
  6. 9

    How hard is it to replace a broken water tube?

    well that sounds like they do not recommend using anything on the gasket. if they wanted people to use something they would list what to use
  7. 9

    2005 Yamaha 200hp HPDI

    just because yds says it wants all cylinders to fire does not mean they are. you need to see if all are getting spark and fuel some how. spark should be easy, with a timing light or spark tester not sure how to ckeck fuel maybe monitor the injector pulsing
  8. 9

    How hard is it to replace a broken water tube?

    follow the recommendations on lube, gasket sealer, etc when putting it back together. it does tell you what to use, but you do what you want to
  9. 9

    2005 Yamaha 200hp HPDI

    are all cylinders getting spark and fuel when problem shows up? not all cylinders fire is the motor thinks it is in neutral. find the YDS and hook the motor up to a lap top
  10. 9

    How hard is it to replace a broken water tube?

    never use an anti-seize that contains copper on aluminum. follow the recommendations in the Yamaha service manual for all of the procedures
  11. 9

    Oil Alarm going off with '98 Yamaha ProV150 two stroke

    main tank is on the motor, remote tank is in the hull
  12. 9

    Fuel issue for z150txra stalls at any rpm

    does the rail pressure and the other pressure drop when this happens?
  13. 9

    Is there a way to test a CDI unit? (696-85540-12 - 1986 8hp 2cy)

    not many people have that old of a motor anymore. salt and age get to them sooner or later
  14. 9

    Yamaha F25Lwhc electric start battery

    look up how many amps your motors charging system will put out, it will not put out any more than that, and I would not think a small motor would put out very much, but I do not know how much. make sure you use a charger to get the battery back up to full charge before heading back out again...
  15. 9

    2011 Yamaha f150txr intermittent fault

    what is the sensor coil under the coil? If you have monitored oil and temp and other things and they did not show a problem when this happens, I would not think they are the problem. I would think you are loosing spark or fuel to some cylinders or maybe both. need to find a way to monitor...
  16. 9

    2011 Yamaha f150txr intermittent fault

    has any of the techs hooked up a computer to this motor to monitor what is happening when the problem is happening?
  17. 9

    Is there a way to test a CDI unit? (696-85540-12 - 1986 8hp 2cy)

    that is true on waste spark systems
  18. 9

    Is there a way to test a CDI unit? (696-85540-12 - 1986 8hp 2cy)

    service manual should have the specs for the input and out put of the CDI. but you will need the proper peak reading meter made for these ignition systems. or you can buy an adapter and use you regular meter
  19. 9

    VSU not getting oil check valve, SOLENOID and ELECTRIC OIL PUMP STRAINER are new

    and why should it get an oil check valve?
  20. 9

    1996 Suzuki DT65. SEIZED!

    I would like to know how you pulled and put the plugs back in while the motor was running
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