Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 30Get this manual
TILLER HANDLE E
1 Check the oil level.Correct level Start the engine and aliow it to idleCheck the oil pressure indicator
Low level
Add engine oil to correct level
Indicator ON
OK, test completeslndicator OFF
Indicator ON switch connector (Yellow) and
Check the oil pressure (P2-26)I
Abnormal Oil strainerclogged Oil pump faulty Oil passage clogged Oil filter clomed
lndicator OFF
1 Replace the oil pressure 1