2003 2005 YFM45FAR, YFM450FAR Kodiak OEM Service Manual, Page 376Get this manual
2WD4WD SELECTING SYSTEM
4.Four-wheel drive relay 1
C0NTINUITY
Remove the four-wheel drive relay from the wire harnessConnect the pocket tester1) and the battery (12 V) to the four-wheel drive relay terminalsTester (+) lead BrownBlack terminal Tester () lead Black terminal Battery (+) terminal BrownRed terminal Battery () terminal BlueGreen terminal Tester (+) lead BrownBlack terminal Tester () lead BrownRed terminal NO CONTINUITY