2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 500Get this manual
LIGHTSSWITCHES (After '05) INDICATORS Se careful not to let Remove the following: the screw fall intofuel fill cap breather hose (from the cover) the steering shaft- 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)
HANDLEBAR COVER BULB (NEUTRAL) (TRX450ER only)
BOLT LENSES
Carefully turn the bulb socket inside out and pull the bulb out of the socketInstall new bulb into the socketInstall the bulb sockets into the handlebar cover in the direction as shownTake care not to Install the cover onto the handlebarInstall the drop the screwcover screw and tighten it securelyDo not interchange Install the indicator lenses into the socket properlythe neutral and Install the breather hose into the coverreverse indicator lenses