I thought I would throw this in may help may not. If you put like a Philip screw driver in your spark plug wire and crank it how far will the spark jump? I had a outboard once that had fuel and spark but the spark wouldn’t jump more than the spark plug gap. It should jump at least 3/8 inch or...
I will try the remote fuel tank. The one thing I don’t understand is why it will run some what in gear with some throttle but not at all with throttle only. I know the last thing I do to it will fix it . LOL
What is strange about it it was running fine. Scooting across the water at 4800 rpm the just like pulling the throttle back down to 1800 . It would start and run fine but only 1800 rpm. But then it got to where it won’t idle. If I try to throttle it up in neutral it dies but if I hurry up and...
I don’t know if you will even read this but I am giving it a try. Have you figured out your problem? I a m having the same problem. My first Yamaha and my last!!!!
Does it have a little switch on the shift linkage on the right side of engine. If it’s like the 200 hp it only idles on 4 cylinders then when put in gear goes to all 6. If switch is bad it won’t go to all 6.