2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 545Get this manual
LIGHTSMETERS SWITCHES Connect th insp ection ada ptor the rear VS senso 3P (Yellow) con nectorsTOOLInspect ion adaptor
07GMJ-M LB0100
Sh ift th transmi ssion int neut ralRaise the heels off the gr und and su pport the vehicl securely ith ho ist eq uiv alentTurn the ig nit io switc ONM easur th vo ltage between the Red clip (+ and Whi te clip while slo wl tu rn ing the rear wheel by handThe re shoul be to pu lse voltaqe If the pulse voltage does not ap pearrepl ace th VS sensor If the pul se vo ltage appears, check as fo ll ow s:
Remove th left inner fende (page 3-91 Remove the comb ination eter 14P {Gray) co nnector fr the frame and dis connect itCheck for an ope short ci rcui in the Pinkgreen wire between the rear VS sensor 3P (Yellowcon nector and combi nation eter 14P {Grayconne ct orIf the Pink reen wi re is OK, rep lace the co mb inat ion eter