Dodge Sprinter 2006 Manual page 2211

CAN B U S CIRCU IT —
TES T
7 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.
Usin g a n oh m m et er, con n ect on e en d t o t h e CAN Bu s cir cu it t h a t pr eviou sly
m ea su r ed below 50.0 oh m s a n d t h e ot h er en d t o gr ou n d.
Wh ile m on it or in g t h e oh m m et er, discon n ect a CAN Bu s m odu le a n d r ecor d t h e
r ea din g.
N OTE: Re p e a t th e a bo v e s te p fo r e a c h CAN B u s m o d u le u n til a ll th e m o d u le s
h a v e be e n d is c o n n e c te d .
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 o n th e CAN B u s .
Is t h e r esist a n ce below 50.0 oh m s wit h a ll t h e m odu les discon n ect ed?
Yes
No
8 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.
Discon n ect t h e SKRE E M h a r n ess con n ect or.
Discon n ect t h e E CM h a r n ess con n ect or 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 .
Is t h e r esist a n ce below 50.0 oh m s a ft er discon n ect in g E CM a n d SKRE E M?
Yes
No
9 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.
Discon n ect t h e SKRE E M h a r n ess con n ect or.
Discon n ect t h e E CM h a r n ess con n ect or 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 CAN Bu s m odu le h a r n ess con n ect or.
Discon n ect ea ch CAN Bu s m odu le h a r n ess con n ect or t h e veh icle is equ ipped wit h ,
on e a t a t im e, wh ile m on it or in g t h e r esist a n ce.
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 o n th e CAN B u s .
Is t h e r esist a n ce below 50.0 oh m s a ft er discon n ect in g a ll t h e m odu les?
Yes
No
Co n tin u e d
ACTION
→ Repa ir t h e CAN C Bu s (+) cir cu it or t h e CAN C Bu s (-) cir cu it for
a sh or t t o gr ou n d.
P er for m NAG1 TRANSMISSION VE RIF ICATION TE ST - VE R 1.
→ Repla ce t h e m odu le t h a t wh en discon n ect ed, t h e sh or t t o gr ou n d
wa s elim in a t ed.
P er for m NAG1 TRANSMISSION VE RIF ICATION TE ST - VE R 1.
→ Go To 9
→ Go To 10
→ 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 NAG1 TRANSMISSION VE RIF ICATION TE ST - VE R 1.
→ Repla ce t h e m odu le t h a t wh en discon n ect ed, t h e sh or t wa s
elim in a t ed.
P er for m NAG1 TRANSMISSION VE RIF ICATION TE ST - VE R 1.
T RAN SM I SSI ON - N AG1
51
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