Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 312Get this manual

Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 312

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IGNITION SYSTEM
3 Measure: Pulser coil output peak voltage Above specification Replace the CDI unitBelow specification Replace the pulser coilPulser coil output peak voltage Whitered (WR) Black