2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 267Get this manual
BATIERY ICHARGING SYSTEM
CHARGING SYSTEM INSPECTION
Remove the seat (page 22)
CURRENT LEAKAGE TEST
Turn the ignition switch "OFF '; and disconnect the
negative (-) cable from the baneryConnect the ammeter (+probe to the negative cable and the ammeter probe to the battery terminalWith the ignition switch check for current leak-