Symptom:
CAN B U S CIR CU IT
POSSIBLE CAUSES
CAN COMMUN ICATION FAILURE
CAN BU S (+) OR (-) OP EN
SH IF T LEVE R ASSE MBLY
TE S T ACTION AP PLICAB ILITY
1 Wit h th e DRBIII#, rea d t he st or ed a nd a ct ive DTCs for a ll modu les on th e CAN bu s.
Are ot h er modu les r epor t in g CAN bu s DTCs?
All
Ye s → Refer t o t h e r epor t in g cat egory a n d perfor m t h e appr opr ia t e
sym pt om . If th e E CM is r epor t in g a CAN bu s fa ilu r e, r efer to it s
respect ive test first .
No → Go To 2
2 Tur n th e ign it ion off t o t h e lock posit ion .
Discon n ect t he E CM ha r n ess con n ect or.
Discon n ect t he SLA h a r n ess conn ect or.
Mea su r e t h e r esist an ce of bot h th e CAN bu s (+ ) a n d CAN bu s (-) cir cu it s from th e
ECM h a rn ess con n ect or to t h e SLA h a r n ess con n ect or.
Is t h e resista n ce a bove 5.0 ohm s a n d/or eit h er cir cu it ?
All
Ye s → Repa ir t h e CAN bu s (+) a n d/or (-) cir cu it s for a n open .
No → Repla ce th e Sh ift Lever Assem bly per t h e Ser vice In for m a t ion .
17
SH I FT LEV ER ASSEM BLY