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  1. M

    2000 yr. 225 hp. efi mercury outboard tach not working

    It has external alternator.I do not know what color wire is used for tach hook up. Is the wire for the tach signal coming from the ac side of the alternator.
  2. M

    yamaha 175 2000 not charging

    how do you check the lighting coils and or the recifier/regulator.
  3. M

    Ray: diagnostic indicator,peak voltage adapter and test harness for 2000 v6 yama

    I would like to know is there anyway to perform the peak voltage test for the charge and pulser coils. Without using adapter or the harness that yamaha shows in the manual. Also is thier anyway to read the codes from the microprosser with out the winky blinky. Thanks Mike
  4. M

    Yamaha cooling system

    Ray and Rodbolt thanks for your help on the yamaha. Though I would share what was found after the heads were taken off. The head cover gasket on the port side had a hole in it letting water bypass the thermostat. The star side had a partially plugged drain hole the reason it was hot. I noticed...
  5. M

    rod bolt: v6 2000 carb yamaha cooling system fow path

    I have the starbord head off of my engine because it was running hot. The thermostate checked ok, so I started checking the fow path so i could fush it. there is only one hole at the bottom that drains out. i can not see where the water comes in. help would shure be appreciate. mike
  6. M

    Rodbolt: cooling water temp sensor 2000 yr carb 175 yamaha v-6

    Rodbolt could really use some help here have a manual but it does not explain the function just tells how to test it. What symtoms will you see if this sensor is bad, what does the cdi unit do with the resistance change from the sensor as the temps change. Thanks Mike
  7. M

    Engine cooling water temp sensor 2000 yr carb 175 yamaha v-6

    What symtoms will you see if this sensor is bad, what does the cdi unit do with the resistance change from the sensor as the temps change. Thanks Mike
  8. M

    2000 175 carb. yamaha is cold on left side warm on right.

    Changed the thermostats and checked the pressure control valve. Took it out it runs perfect at mid to full throttle but at idle seems to load up.Compression checked 125 psi all cylinders checked spark ok changed plugs set carb pilot scews to specs. Ran it again and is still the same idles a...
  9. M

    yamaha 2cycle oil synthetic blend

    I have been using the synthetic blend yamaha oil for a couple of years with no problems. With the cost almost double what it was when I started using this oil. I have been thinking about changing to Pennzoil synthetic blend but I know nothing about it. Thought maybe some of you have used it and...
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