Honda 2012 TRX420TM Owner's Manual page 118

Engine Oil & Filter
Changing Engine Oil & Filter
Refer to Saf ety Precautions
Your ATV's oil filter has very specific performance requirements. Use a
new Honda Genuine oil filter specified for your model or a filter of
equal quality.
Using the wrong oil f ilter may result in leaks or engine damage.
This procedure requires mechanical skill and professional tools such as a
torque wrench as well as a means for disposing of the drained fluid
(page 184 ). If you do not have the skills or the tools, see your dealer.
Change the oil with the engine warm to assure complete and rapid
draining.
Drain the Engine Oil:
1. With the ATV on the level ground, remove the seat (page
side cover (page 108
crankcase.
110 Servicing Your Honda
on page 89 .
) and the oil fill cap/dipstick from the front
100 ), left