2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 291Get this manual
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DRIVETRA IN SYSTEM 3 Ve hicle Tes t- riding Te st-ride the veh icle wit th mo de select switch at ESPCheck fo eng ine bra king ith he ransm issio in the 2nd and 3rd range sIs there engine brakin with