Dodge Sprinter 2006 Manual page 616

DRI V EABI LI T Y - DI ESEL
S y m p to m :
P 2306-S EN S OR S U P P LY 2 VOLTAGE IS TOO HIGH
BOOST P RE SSURE SE NSOR
F UE L P RE SSURE SE NSOR
VISUAL WIRING AND CONNE CTOR INSP E CTION
INTE RMITTE NT CONDITION
SE NSOR SUP P LY VOLTAGE 2 SH ORTE D TO VOLTAGE
E NGINE CONTROL MODULE
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.
St a r t t h e en gin e.
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.
Visu a lly in spect t h e wir in g a n d con n ect or s a ssocia t ed wit h t h e Boost P r essu r e Sen sor
a n d F u el P r essu r e Sen sor for pr oblem s t h a t m a y r esu lt in a sh or t cir cu it .
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 Boost P r essu r e Sen sor a n d F u el P r essu r e Sen sor h a r n ess con n ect or s.
Discon n ect t h e E CM h a r n ess con n ect or s.
Rem ove t h e E n gin e Con t r ol Rela y.
Con n ect a ju m per wir e bet ween ca vit y 30 a n d ca vit y 87 of t h e E n gin e Con t r ol Rela y
con n ect or in F u se Block No.1.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge a t a ll cir cu it s in t h e F u el P r essu r e Sen sor a n d Boost P r essu r e
Sen sor h a r n ess con n ect or ca vit ies.
Is t h e volt a ge a bove 1.0 volt for a n y of t h e m ea su r em en t s?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Go To 2
→ Go To 6
→ Repa ir or r epla ce wir in g/con n ect or s a s n ecessa r y.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 3
→ Repa ir t h e cir cu it (s) t h a t m ea su r ed a bove 1.0 volt 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 4
198
AP P LICAB ILITY
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