1995-2003 Honda Foreman TRX400FW TRX400 TRX 400 400FW Service Manual, Page 331Get this manual
IGNITION SYSTEM
TROUBLESHOOTING
Inlpeel Ihe fonowlng before ilgn05lng Ihe sysllmFeulty IJP'rk plu"Loose IfUlrk pI"'II QP 0' IfUI.k pI"'II wireW" gol lnlO In15P8'plug ap lng the Ignition coil MCOfldery voll1 TllmPOlIy the ignition with the OIh OM end perlorm the $fUIk tntII the II $fUIrilhe exchenged ignilion coil is,uItVBefo" Itertlng Ifoubleshoollng, dilOOnnect Ihe Il1ern,tor 6P connecto, Ind check continuity between Vellow OCM connector on the wl.a harneSI ,Ide) Ind Yellow on Ihe wi" halness ,Ide ollhe 1III,netor conneeto
Unu_1 condition Ignition coil Pfimary volt"9' Low peak voltage
Probable iChKIn n-nerial orderl
No puk VOIC.ge
Peek voltII ,p.Ifjumpe II plugIgnition pul gener.IO' low peak voltage