1998 Yamaha 25J, 30D, 25X, 30X outboards Factory Service Manual, Page 186Get this manual
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WIRING DIAGRAM (25JETO, 30DET, 30DETO) PB Br
L Br Br Gy
G Lg Sb Lg Sb L
T er itch ark plu gs Ig nitio coils arg coil Lig htin coil Pulser coils DI nit use (10 A)