2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 422Get this manual
ELECTRIC SHIFT PROGRAM (ESPFE model) REMOVAL Replace the control motor as an assembly
Remove the angle sensor (page 22-18) Remove the control motor 2P connector from the frame and disconnect itRemove the wire band from the control motor and angle sensor wires
Remove the following: four flange bolts control motor assembly
CONTROL MOTOR ASSEMBLY O-ring spacer O-ring dowel pin reduction gears
Check the gear teeth for wear or damage