Honda BF75 BF100 Outboards Service Manual, Page 50Get this manual
HONDA BF75BF 00
INDICATOR LAMP
When he lamp doesn't come on, chec the engine oil level p56and he pressu re switch p49 If there's no ault, replace th lamp If the lamp still doesn 't light, repl ace the COl
DIODE RECTIFIER
INSPECTION Measure resistance between terminals with an ohmmeter Measure both blue lead terminalsTester ProbeGreen Blue Blue