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Anonymous Posted on Apr 18, 2013

Ignition timing for 15 hp yamaha outboard motor 2003 model

3 Related Answers

Charles Hunter

  • 107 Answers
  • Posted on Jul 21, 2010

SOURCE: Outboard Motor Boat Bass Fishing Saltwater Base: 1990 yamaha 15 hp oil mix ratio...

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Anonymous

  • 86 Answers
  • Posted on Aug 09, 2009

SOURCE: 2003 yamaha 115 outboard motor that dies when

I would check your fuel lines from the tank all the way to the fuel pump. It seems that you might have a pinched line somewhere. You can also bleed the fuel rail with the schrader valve on the end of the rail. If that wont fix it then you probably have a weak fuel pump.

Anonymous

  • 86 Answers
  • Posted on Oct 16, 2009

SOURCE: Spark plug gap 150 hp Yamaha outboard

The correct gap is .035

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What pins on the ignition switch are energized when when you turn the key on a 2003 mercury 15 hp 4 stroke outboard?

Red is Battery +
Red/purple is ignition
Yellow/red is startermotor
Black/yellow is motor kill
Black is ground

To have ignition, black/yellow wire must be disconnected
On is red/purple on bat+
To start Yellow/red on batt+
To kill: black/yellow on ground
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50 hp yamaha outboard mid 1990's

2 stroke ?? choking up do you mean ? what oil make and mixture ratio ?
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Spark plug gap 150 hp Yamaha outboard

The correct gap is .035
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Does an 85 johnson outboard motor 15 hp have

Not ignition points as a set of breaker points as we know it.The timing is set from magnets set under the flywheel.Hope this helps
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