Honda BF115A, BF130A Outboard Motors Shop Manual., Page 378Get this manual
HONDA BFI15A.I 30A
OIL PRESSURE SWITCH
IDisconnect the oil pressure switch wire2) Attach the tester leads to the contact point of the terminal and the body, and check for continuityThere must be continuity
IGNITION SWITCH
Check for continuity between the terminals with the switch in each position
(Black Red)
BAT (Whitel Black)
LO (Black Yellow)
ST (Black White1
MContinuity :
INDICATOR LIGHT [OIL PRESSURE LIGHT, OVERHEAT LIGHT]
Use known-good battery for the test, Apply 12V to the Blff [Grl terminal and connect the switches 2, and to the El, R, and terminals respectively