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1992 Yamaha 225 HPidle problem

S

sandflea I

Guest
"Need help please. Sometimes

"Need help please. Sometimes the engine will idle perfect. I have to idle about 1/2 mile to dock. At this time it coughs and cuts off. We have to hold about 1,000 rpm to keep running. After it sits it will, it idle's good again for a half mile or so. Changed fuel filter/plugs. Ran additive in fuel tank. Choked each carb while engine running to try to suck any "junk" out. It still does same thing?????? HELP-Someone told me these have O2 sensors. Could this be it? Any help appreciated.

Regards,

Sandflea I
[email protected]"
 
sorry-typo on above--it is a

sorry-typo on above--it is a 250 HP

thanks
 
"Sandflea,

It sounds like o


"Sandflea,

It sounds like one or more clogged idle jets. I think you have take the carbs apart to check them out.

Tony"
 
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