Dodge Sprinter 2006 Manual page 553

P 2026-O2 S EN S OR CIRCU IT FAU LT —
TES T
1 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, er a se E CM DTCs.
Tu r n t h e ign it ion off for 10 secon ds.
Test dr ive t h e veh icle.
Mon it or t h e DRB for E CM DTCs.
Did t h is DTC set a ga in ?
Yes
No
2 Tu r n t h e ign it ion off.
Usin g t h e Ser vice In for m a t ion wir in g dia gr a m s, in spect t h e wir in g a n d con n ect or s
bet ween t h e E CM a n d t h e O2 sen sor for da m a ge, cor r osion , poor t er m in a l con t a ct or
ot h er pr oblem s.
Wer e a n y pr oblem s fou n d?
Yes
No
3 Tu r n t h e ign it ion off.
Discon n ect t h e O2 Sen sor h a r n ess con n ect or.
Tu r n t h e ign it ion on .
Usin g a 12-volt t est ligh t con n ect ed t o gr ou n d, ch eck t h e P ower Su pply cir cu it a t t h e
O2 h a r n ess con n ect or ca vit y 4.
Does t h e t est ligh t illu m in a t e br igh t ly?
Yes
No
4 Tu r n t h e ign it ion off.
Discon n ect t h e O2 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.
P er for m t h e followin g r esist a n ce m ea su r em en t s fr om t h e O2 h a r n ess con n ect or t o t h e
E CM h a r n ess con n ect or.
O2 Sen sor Ca vit y 1 t o E CM Ca vit y C1-15.
O2 Sen sor Ca vit y 2 t o E CM Ca vit y C1-40.
O2 Sen sor Ca vit y 3 t o E CM Ca vit y C1-72.
O2 Sen sor Ca vit y 5 t o E CM Ca vit y C1-62.
O2 Sen sor Ca vit y 6 t o E CM Ca vit y C1-39.
Is t h e r esist a n ce below 10.0 oh m s for ea ch m ea su r em en t ?
Yes
No
ACTION
→ Go To 2
→ Go To 9
→ Clea n , r epa ir or r epla ce a s n ecessa r y.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 3
→ Go To 4
→ Repa ir t h e P ower Su pply cir cu it for a n open or sh or t t o gr ou n d.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 5
→ Repa ir t h e cir cu it (s) t h a t m ea su r ed a bove 10.0 oh m s 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
Co n tin u e d
135
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