Honda BF9.9A-BF15A Outboard Motors Shop Manual., Page 31Get this manual
HONDA BF9.QA-BF15A
ENGINE OIL
NOTE Draining can be performed rapidly and completely when the engine is still warm
[ENGINE OIL FILLER CAP
[2] ENGINE OIL DRAIN BOLT
1) Remove the engine cover2) Remove the engine oil filler cap and engine oil drain bolt
and drain the engine oil3) Reinstall the engine oil drain bolt and tighten it4) Fill the engine to the upper level mark with the recommended oilCheck the engine oil level with the oil level gauge
Engine oil capacity NOTE
1 .I (2.33 US pt, 1.94 Imp pt)-
RECOMMENDED ENGINE OIL: SAE 10 W-30 is recommended for general use; service classification SF