Yamaha F225A Service Manual page 354

TRBL
SHTG
Lubrication system
Check the engine oil level.
At specified
level?
Yes
Check the oil pressure.
Out of
specification?
No
Check the oil pressure sensor.
Good condition?
Yes
Check the engine using the
Yamaha Diagnostic System.
9-55
Troubleshooting
No
Add engine oil to the correct
level.
Yes
Check the oil pump for debris or
oil leaks.
Clean or replace the respective
parts.
No
Replace the oil pressure sensor.
Debris or leaks?
Yes
No Check the oil
passage.
69J3D11