Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 359Get this manual

Yamaha Marine Outboards Factory Service / Repair/ Workshop Manual 225G 250B L250B, Page 359

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TRBL ANLS Items 3 Erratic engine speed
1 The engine is started, but will not run smoothlyThe engine speed drops during acceleration1 Inspect the high-pressure fuel lines1) Inspect for fuel line