2007-2009 Honda TRX300EX TRX300X service manual, Page 339Get this manual
LIGHTSSWITCHES
BULB REPLACEMENT
HEADLIGHT
Remove the top cover (page 2-4)Remove the dust coverRemove the bulb socket by turning it counterclockwise while pushing it inRemove the bulbInstall new bulb into the headlight, aligning the tab with the grooveInstall the dust cover tightly against the headlight with the "TOP" mark facing upAlign the socket tabs ith the headlight grooves properly
"TOP" MARK
Install the removed parts in the reverse order of removalDUST COVER SOCKET Align
INDICATORS
Be careful not to let the bolt fall into the steering shaft
Remove the following_
fuel fill cap breather hose (from the cover) indicator lenses (by prying them, using small flat-blade screwdriver) cover attaching bolt handlebar cover (by releasing its ends off the handlebar) bulb sockets (from the cover)