Dodge Sprinter 2006 Manual page 463

P 0115-EN GIN E COOLAN T TEMP S EN S OR CIRCU IT S IGN AL VOLTAGE
TOO HIGH —
Co n tin u e d
TES T
1 N OTE: If m u ltip le D TCs a re p re s e n t, th e m o s t lik e ly c a u s e is a 5-Vo lt S u p p ly
o r S e n s o r Gro u n d c irc u it s h o rte d to v o lta g e o r g ro u n d . Re fe r to th e S e rv ic e
In fo rm a tio n Wirin g s e c tio n fo r c irc u its th a t w o u ld a ffe c t m u ltip le D TCs .
N OTE: If th e ECM d e te c ts a n d s to re s a D TC, th e ECM a ls o s to re s th e
e n g in e /v e h ic le o p e ra tin g c o n d itio n s u n d e r w h ic h th e D TC w a s s e t. S o m e o f
th e s e c o n d itio n s a re d is p la y e d o n th e D RB a t th e s a m e tim e th e D TC is
d is p la y e d .
N OTE: B e fo re e ra s in g s to re d D TCs , re c o rd th e s e c o n d itio n s . Atte m p tin g to
d u p lic a te th e s e c o n d itio n s m a y a s s is t w h e n c h e c k in g fo r a n a c tiv e D TC.
Tu r n t h e ign it ion on .
Wit h t h e DRB, m on it or t h e E n gin e Coola n t Tem per a t u r e (E CT) Sen sor volt a ge.
Is t h e E CT Sen sor volt a ge a bove 4.90 volt s?
Yes
No
2 Tu r n t h e ign it ion off.
Discon n ect t h e E CT Sen sor h a r n ess con n ect or.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge on t h e E CT Sen sor Sign a l cir cu it .
Is t h e volt a ge a bove 5.5 volt s?
Yes
No
3 Tu r n t h e ign it ion off.
Discon n ect t h e E CT Sen sor h a r n ess con n ect or.
Con n ect a ju m per wir e bet ween t h e E CT Sen sor h a r n ess con n ect or ca vit ies.
Tu r n t h e ign it ion on .
Wit h t h e DRB, r ea d t h e E CT Sen sor volt a ge.
Is t h e volt a ge below 1.0 volt ?
Yes
No
4 Tu r n t h e ign it ion off.
Discon n ect t h e E CT Sen sor 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 of t h e E CT Sen sor Gr ou n d cir cu it .
Is t h e r esist a n ce below 10.0 oh m s?
Yes
No
5 Tu r n t h e ign it ion off.
Discon n ect t h e E CM h a r n ess con n ect or s.
Discon n ect t h e E CT Sen sor h a r n ess con n ect or.
Mea su r e t h e r esist a n ce of t h e E CT Sen sor Sign a l cir cu it .
Is t h e r esist a n ce below 10.0 oh m s?
Yes
No
ACTION
→ Go To 2
→ Go To 7
→ Repa ir t h e E CT Sen sor Sign a l cir cu it for a sh or t t o volt a ge.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 3
→ Repla ce t h e E CT Sen sor in a ccor da n ce wit h t h e Ser vice In for m a -
t ion .
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 4
→ Go To 5
→ Repa ir t h e E CT Sen sor Gr ou n d cir cu it for a n open .
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 6
→ Repa ir t h e E CT Sen sor Sign a l cir cu it for a n open .
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
DRI V EABI LI T Y - DI ESEL
45
AP P LICAB ILITY
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