Honda TRX400X Owner's Manual page 93

Maintenance Component Locations
engine oil filler cap/dipstick
engine oil drain bolt
(crankcase)
choke lever
rear suspension compression
damping adjuster
throttle stop screw
(engine idle speed)
drive chain
rear suspension rebound
damping adjuster
main fuse
owner's manual
battery
air cleaner
housing
drain tube
rear brake caliper
Servicing Your Honda
tool kit
85