2003 Honda ATV TRX650FA Rincon Factory Service Manual, Page 517Get this manual
TECHNICAL FEATURE SHIFT CLUTCH HYDRAU LIC CIRCUIT AND OPERATION This syste activates the lin ear sole noid valv and shift so lenoid valve and as he ECM and sig nals:
th rottle le ve cle spe ed
r eM detect he fo llow ing
sub -t ra ns iss io gear posit io (0- R)
d ri ve ode (A UTES P)
eng ne il tem perature
It co nt ro ls th shift clutche fo the situation accord ing th co bin at io of th pe rat ion th resp ect ive so lenoid valves
Gear in Neut ral Th hy draulic passage is th sam as th ran sm ission being th 2nd rang eTh lin ear so lenoid va lve is on (v alv closed) and th hy draulic oil that fl ow activate all sh ift lutc he is shut offTh er ef ore, all clutc hes are nactive