2001-2003 Honda TRX500FA Factory Service Manual, Page 361Get this manual
23HONDAMATIC SERVICE INFORM ATION CONNECTOR LOCATION CIRCUIT DIAGRAM BEFORE STARTINGTROUBLESHOOTING TROUBLESHOOTING GEAR POSITION SWITCH
23-1 23-2 23-3 234 23-8 2325
ESP SHIFT SWITCH MODE SELECT SWITCH THROTILE SENSOR ANGLE SENSOR CONTROL MOTOR ENGINE CONTROL MODULE IECM)