Dodge Sprinter 2006 Manual page 170

H EAT I N G & A/C
N O COMMU N ICATION B U S (ACTIVE) —
TES T
5 Tu r n t h e ign it ion off.
Discon n ect t h e n ega t ive ba t t er y ca ble.
N OTE: Re fe r to th e w irin g d ia g ra m s in th e s e rv ic e in fo rm a tio n to h e lp
d e te rm in e w h ic h m o d u le s a re c o n n e c te d to th e CAN B u s .
Discon n ect a ll of t h e m odu les t h a t a r e con n ect ed t o t h e CAN Bu s.
Mea su r e t h e r esist a n ce bet ween t h e CAN C Bu s (+) cir cu it a n d t h e CAN C Bu s (-)
cir cu it a t a n y discon n ect ed m odu le's h a r n ess con n ect or.
Is t h e r esist a n ce below 10k oh m s?
Yes
No
6 Tu r n t h e ign it ion off.
Recon n ect t h e E n gin e Con t r ol Modu le h a r n ess con n ect or s.
Wh ile ba ck pr obin g, m ea su r e t h e r esist a n ce of t h e CAN C Bu s (+) cir cu it a n d t h e
CAN C Bu s (-) cir cu it a t t h e E CM h a r n ess con n ect or.
Is t h e r esist a n ce 120.0 ± 2.0 oh m s?
Yes
No
ACTION
→ Repa ir t h e CAN C Bu s (+) cir cu it for a sh or t t o t h e CAN C Bu s (-)
cir cu it .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Go To 6
→ Repla ce t h e Sen t r y Key Rem ot e E n t r y Modu le in a ccor da n ce wit h
t h e Ser vice In for m a t ion .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
→ Repla ce t h e E n gin e Con t r ol Modu le in a ccor da n ce wit h t h e
Ser vice In for m a t ion .
P er for m BODY VE RIF ICATION TE ST - VE R 1.
Co n tin u e d
162
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