2004-2005 Honda TRX450R Factory Sevice Manual, Page 319Get this manual
ELECTRICAL REAR BRAKE LIGHT SWITCH Disconnect the rear brake light switch 2P black co nnect or and check for co ntinuity between th sw itc side co nnecto termi nals There should be continuity with th rear rake peda depressed and no conti nuity ith the pedal
released
CARBURETOR HEATER
INSPECTION
Disconnect the carburetor heater 2P connector and measure the resistance between the heater side connector te rminalsSTANDARD: 1315
n at ZOOC (68f)
If the resistance is out of above ran ge, replace the