2008 Polaris Sportsman 500 EFI/X2/Touring/500 H.O. Service Manual, Page 350Get this manual
ELECTRICAL Alternator Output Test
Three tests can be performed using multimeter to determine the condition of the stator (alternator)TEST 1: Resistance Value of Each Stator Leg 1Measure the resistance value of each of the three stator legs: Y1 to Y2, Y1 to Y3, and Y2 to Y3Each should measure 0.19 15
Table 10-2:
TEST Charge Coil Charge Coil Charge Coil Charge Coil CONNECT METER WIRES TO: Y1 to Y2 Y1 to Y3 Y2 to Y3 Y1, Y2, or Y3 to Ground READING IN OHMS 0.43 0.43 0.43 15 15 15