2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 42Get this manual
GENERAL INFORMATION After '05: CARBURETOR SWITCH 2P CONNECTOR THROTTLE POSITION SENSOR 3P (BLACK) CONNECTOR
STARTER RELAY SWITCH WIRE (TRX450ER only)
BATTERY GROUND CABLE o REAR BRAKE LIGHT SWITCH 2P (BLACK) CONNECTOR
MAIN WIRE HARNESS
CARBURETOR AIR VENT HOSE NEUTRAL SWITCH CABLE (TRX450ER only) TRX450ER: CARBURETOR DRAIN HOSE