2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 34Get this manual
GENERAL INFORMATION 05, 06:
HORN SWITCH WIRE (U type only)
MAIN WIRE HARNESS REAR FINAL GEAR CASE FAN MOTOR WIRE BREATHER HOSE
BAND:Accessory socket wireHeadlight wireThermo switch wireFan motor wire REVERSE SWITCH WIRE FRONT FINAL GEAR CASE BREATHER HOSE