Do you notice a difference depending on the temperature outside? How is the oil? Does it smell gassy at all? Could be the low pressure pump. This is assuming your fuel/water sep and inline fuel filters are changed and no water was present.
I came across this filter in the parts diagram, it is between the cup filter and the vst. Doesn’t seem to be referenced in the service manual and I don’t see/hear much about it. Any comments out there? Has it caused anyone issue? Thanks, Adam
Thanks dingbat for the reply. Which gasket are you referencing - at the separator or under-cowl filter? Didn’t notice gaskets on either. I’m replacing the fuel lines from separator to outboard once I get the hose.
Hi Everyone,
I have an 07 Yamaha F115TXR with 385hrs that has developed a problem where it will fall flat on its face after running at high RPM. One day during hot weather it started to die mid-range RPM as well. I dug into the fuel system and did find some water in the fuel seperator so swapped...