Yamaha F150 2007 what kind of gasoline?

Check out this vid for some diagnostic tips
Nice, for that link. I'll look for the four cylinder 150 version. The boat is on a lift above water and there are no ramps I can pull it in to work on.

I can only imagine how expensive it would be to have someone work on it.

Thanks PointedRose!
 
Nice, for that link. I'll look for the four cylinder 150 version. The boat is on a lift above water and there are no ramps I can pull it in to work on.

I can only imagine how expensive it would be to have someone work on it.

Thanks PointedRose!
Typical mechanic rate is going to be $100-150 per hour plus materials.
There’s a lot of self diagnosing you can do first though. There’s an Aussie on YouTube ‘dangar marine’ I think that has a video for pretty much anything outboard. Also get your service manual for the engine and there will be loads of helpful info.
I’m not sure exactly about your Yamaha engine, I dont know if it has carburetors or what but maybe some starter fluid would help. Many many other users on this forum have yamahas and probably can help you with specifics, but just start with with obvious for diagnostics and narrow down to the issue. Make sure you’re using fresh fuel when trying to fire it up.
 
I looked everywhere under and traced the electric harness to the battery but saw nothing... Except that the snake is still there.

Here are some pictures:

I'm stumped. There are no notes as to where it is. I will keep good notes on any modifications I do. Lesson learned.
Nicholas, I hope you don't mind that I "LOL'd" a little bit... since the kill switch has been right there in front of you the whole time! :)

One thing to add... sometimes the little clip gets partially broken and doesn't pull the "pin" out far enough to fully disengage the switch. You could always manually pull the switch all the way out.

Or, the connectors in the wiring harness have gotten pulled apart (these would be behind the assembly). Some systems require an open switch to allow the engine to start, some systems require a closed switch - I'm not sure which one you have - but if the wires were pulled apart and you had a no start, then yours would obviously require a closed switch to operate. I'm pretty sure all older engines just grounded when the switch was pulled to kill the engine. With a 2007, there is going to be a computer involved so I'm not positive.

On some motors, you can test to see if the kill switch is working by trying to start the engine with it disconnected - it will sound an alarm.
 
Typical mechanic rate is going to be $100-150 per hour plus materials.
There’s a lot of self diagnosing you can do first though. There’s an Aussie on YouTube ‘dangar marine’ I think that has a video for pretty much anything outboard. Also get your service manual for the engine and there will be loads of helpful info.
I’m not sure exactly about your Yamaha engine, I dont know if it has carburetors or what but maybe some starter fluid would help. Many many other users on this forum have yamahas and probably can help you with specifics, but just start with with obvious for diagnostics and narrow down to the issue. Make sure you’re using fresh fuel when trying to fire it up.
Thanks that's sound advice. It's the four-cylinder injection system. Unfortunately, the Yamaha manual is pretty thin. There is a Yamaha shop near where I work. I'll go and talk to them as well.
 
Thanks that's sound advice. It's the four-cylinder injection system. Unfortunately, the Yamaha manual is pretty thin. There is a Yamaha shop near where I work. I'll go and talk to them as well.
Often you have to buy the service manual separate and it will have a lot more info on the engine. Meaning you might have the owners manual but not the service manual
 
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Often you have to buy the service manual separate and it will have a lot more info on the engine. Meaning you might have the owners manual but not the service manual
I hope I have one around here. The one I found in the papers was similar to the online version. Thanks for that input.