Dodge Sprinter 2006 Manual page 473

P 0190-F U EL P RES S S EN S OR CIRCU IT MALF S IGN AL VOLTAGE TOO
HIGH —
Co n tin u e d
TES T
4 Tu r n t h e ign it ion off.
Discon n ect t h e F u el P r essu r e 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 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 F u el P r essu r e 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 F u el P r essu r e Sen sor 5-Volt Su pply cir cu it .
Is t h e r esist a n ce below 10.0 oh m s?
Yes
No
6 Tu r n t h e ign it ion off.
Discon n ect t h e F u el P r essu r e 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.
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.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge of t h e Sen sor Gr ou n d cir cu it a t t h e F u el P r essu r e Sen sor a n d
E CM h a r n ess con n ect or s.
Is t h e volt a ge a bove 1.0 volt a t eit h er con n ect or ?
Yes
No
N OTE: If th e S e n s o r Gro u n d c irc u it h a d a s h o rt to v o lta g e o n it, th e ECM
c o u ld be d a m a g e d . Re te s t th e F u e l P re s s u re S e n s o r c irc u it.
7 Tu r n t h e ign it ion off.
Discon n ect t h e F u el P r essu r e 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 F u el P r essu r e Sen sor Sign a l cir cu it a n d t h e
Sen sor Gr ou n d cir cu it in t h e F u el P r essu r e Sen sor h a r n ess con n ect or.
Tu r n t h e ign it ion on a n d m on it or t h e DRB for DTCs.
Is DTC P 0190 F UE L P RE SS SE NSOR CIRCUIT MALF SIGNAL VOLTAGE TOO
LOW pr esen t ?
Yes
No
8 If t h er e a r e n o possible ca u ses r em a in in g, view r epa ir.
Repa ir
ACTION
→ Go To 5
→ Repa ir t h e 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 F u el P r essu r e Sen sor 5-volt Su pply cir cu it for a n open .
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Repa ir t h e Sen sor Gr ou n d 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 7
→ Repla ce t h e F u el P r essu r e Sen sor.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 8
Repla ce a n d pr ogr a m 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 ROAD TE ST VE RIF ICATION - VE R-2.
DRI V EABI LI T Y - DI ESEL
55
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