2005-2009 Honda TRX400EX/TRX400X Service Manual, Page 322Get this manual
LIGHTSSWITCHES
IGNITION SWITCH
INSPECTION
Remove the top cover (page 3-3)Remove the ignition switch 4P (greenconnector from the stay and disconnect itCheck for continui ty between the switch side con nector terminals in each switch positionContin uity should exist between the color coded wires as follows: white
Black! Green Red Black
Position OFF ON