Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 317Get this manual

Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 317

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IGNITION CONTROL SYSTEM

2 Inspect: Shift cutoff switch Does not return to the home position Replace
INSPECTING THE KNOCKING SENSOR
Inspect: Knocking sensor output pulse No pul