2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 412Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 412

(400 FIS500650 H1650 V-Twin) NOTE: With the engine stopped and the ignition switch in the ON position, momentary "whirring"
supply harness3Turn the ignition switch to the ON positionThe meter must show 12 DC volts4Connect the red tester lead to
the whitered wire in the supply harnessThe meter must show 12 DC volts5Select the 4WD position on the front drive selector
switch; then connect the red tester lead to the whitered wire in the supply harnessThe meter must show DC volts6Connect the
red tester lead to the orange wire in the supply harnessThe meter must show 12 DC voltsNOTE: If the voltage readings are
as specified and the actuator does not function correctly, replace the actuator (see Section 6) 2Turn the ignition switch
to the ON positionThe meter must show 12 DC voltsNOTE: If no voltage is indicated, check the wiring harness, fuse, or battery
connections 3Select the lock position on the differentialThe meter should drop to volts, and the front drive selector actuator
switch should operate to engage 4-wheel driveNOTE: It may be necessary to rock the ATV slightly to engage the differential