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1999 225 yamaha ox66 wont run

nightmoves18

New member
"last weekend was running boat

"last weekend was running boat at normal cruise around 4200 rpm's motor stopped, restarted seemed to be ok happened again changed plugs incase one was fouled started motor ran for a minute and stalled. changed o2 sensor same outcome. fuel is coming out exhaust port on rear of motor and will turn over but wont start unless on throttle could vst cause this could tps be off not allowing motor to idle but why is so much gas coming out of exhaust could coil packs be bad"
 
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