Honda BF115A, BF130A Outboard Motors Shop Manual., Page 136Get this manual
aHIGH PRESSURE FUEL 2) Check the fuel pump unit operation
Perform the main relay inspection (P5-49) and the main harnesslwire harness troubleshooting (P5-53)
Are they normal?
Replace the main relay (P17-51Replace the main harnesdwire harness
Check the fuel pump unit (P5-48)Replace the fuel pump unit (P5-62)a
Substitute known-good ECM and recheckIs it normal?
Reassemble or replace the problem part(s)