Honda TRX500FA6 AT Owner's Manual page 162

Engine Oil & Filter
4. Reinstall the oil filter cover, making sure the bolts are tightened
to the specified torque:
12 N·m (1.2 kgf·m, 9 lbf·ft)
5. Pour the drained oil into a suitable container and dispose of it in
an approved manner (page 220).
NOTICE
Improper disposal of drained fluids is harmful to the environment.
Add Engine Oil:
1. Reinstall the oil drain bolt with a new sealing washer and tighten
it to the specified torque:
25 N·m (2.5 kgf·m, 18 lbf·ft)
2. Fill the crankcase with the recommended grade oil
approximately:
3.8 ℓ (4.0 US qt, 3.3 Imp qt)
3. Reinstall the engine oil fill cap.
4. Start the engine and let it idle for 3 – 5 minutes.
5. Stop the engine, wait for 2 – 3 minutes and check the oil level.
Make sure the oil is between the upper and lower level marks on
the dipstick. If necessary, add more oil but do not overfill.
6. Check that there are no oil leaks.
7. Install the tank cover assembly (page 138).
8. Install the seat (page 136).
If a torque wrench is not used for installation, see your dealer as
soon as possible to verify proper assembly.
152 Servicing Your Honda