Yamaha 115-225 HP Outboards Service Manual, Page 245Get this manual
ENGINE WILL NOT START
Does the embossed arrow on the priming pump face towards the engine?
Correct the pump position(P4-3)
Does the priming-pump function correctly? {7YES Does the fuel joint of engine side function normally? {7YES YES Is the fuel filter clogged-up?
Replace(P4-3)
Replace(P4-3)
Replace(P4-3)