20 hp yamaha outboard no power

[gasser001]

This engine ignition does not advance, stuck at TDC, timing stays the same no matter of the rpm. Replace CDI?

 

[boscoe]

Any idea what the year and model identity is?

 

[gasser001]

It's an 07 F20ESH

 

[boscoe]

My guess would be the same as yours. The CDI.