30hp yamaha outboard not firing one 1 cylinder

[sambrigman]

i have 1 plug that is very slightly firing, new plug, and new coil still tiny fire, any ideas where i might check next any suggestions greatly appreciated, thanks guys

 

[99yam40]

measuring the peak voltage into and out of the CDI and comparing those readings to spec in service manuual may tell you if there is a problem with a charge coil, pulser coils, etc.

It is very hard to know what tiny fire means