2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 546Get this manual
LIGHTSMETERSSWITCHES Remove the two bolts and VS sensor cover
Rem ove the rear VS sensor wire from the clampRem ove the hree bolts, sensor cove stay and rear VS se nsor
Coat new Oring with oil and insta ll it onto new rear VS sensorRoule the rBilI
Stonrof WIfe prop"
Insta ll the rear VS sensor rem ov al