Honda 2008 Accord Coupe Owner's Manual page 322

Transmission Fluid
V6 models
Check the fluid level with the
transmission at normal operating
temperature and the vehicle sitting
on level ground.
To check the transmission fluid level,
remove the 3 under cover holding
clips with a flat-tip screwdriver, then
pull out the driver's side under cover
carefully.
316
DRAIN BOLT CHECK BOLT
Remove the check bolt and look for
transmission fluid coming out of the
bolt hole. If a small amount of fluid
drips out of the bolt hole, reinstall
the check bolt.
FILLER BOLT
WASHER
If no fluid comes out, remove the
filler bolt. Slowly add Honda Manual
Transmission Fluid (MTF) until it
starts to run out of the check bolt
hole.