df 140 idle problems

[otisbrown]

I have a 2007 suzuki df 140 .The problem I am having when I start it for the first time its fine run down the lake let it sit for a while it wont start back up i have to idle it to get it started I never had to do that it would start on its own checked the primer bulb wont hold pressure so i changed the bulb ran a new gas line with a connection ran it in the driveway and the same thing is happining but the fuel line has good pressure could it be my throddle cable i run a hot foot pedal. thanks steve

[boats.net]

I would recommend having the diagnostic computer hooked to the engine. This will tell you all the specifics of the motor should help narrow the problem. May just have some bad fuel, or need some spark plugs.