2001-2003 Honda TRX500FA Factory Service Manual, Page 90Get this manual
FUEL SYSTEM Do not loosen !he
thrortle sensor
attaetJlng scr ew Iron} unless the
Disconnect the throttle sensor connecto rRem ove the throttle senso wire from the clamp Slide the ubber cap off the starting enri chme nt (SE)
valve nutl oo sen the SE alv nut and remove the SE valve Tu rn the uel va lv OFF and di sconnect th fuel tube ro he carb uretor