2001-2003 Honda TRX500FA Factory Service Manual, Page 352Get this manual
LIGHTSMETERSWITCHES
CARBURETOR HEATER
INSPECTION
Remove the seat and reco il starter cover (page 2-3)Disconnect the carbu reto heater 2P co nnecto rMeasure the vo ltage between the Blackgr een (+) and Gree (-I wire term inals at the harne ss side connec-
to rThere should be battery vo lt age with the igni ti n
switch ONIf there is no voltagecheckfor ope cir cuit in related
wi resIf th wires are K, check as follows: Measure the resistance between the heater side con nector terminals