2001-2003 Honda TRX500FA Factory Service Manual, Page 324Get this manual
BATTERYCHARGING SYSTEM
BATTERY
Remove the seat (page 23)
REMOVALINSTALLATION
Remove the rear fender lid
Remove the battery holder band
With the ignition sw itch OFF disco nn ect th negat ive ,
H cable ir st, then disco nn ect th positive (+ cableRemove the batt eryInstall th battery in the rev erse rd er of removalNOTE: Connect the pos it ive cabl first, then co nnect +)