Dodge Sprinter 2006 Manual page 643

S y m p to m :
P 2527-EGR VALVE S IGN AL CIRCU IT S HORTED TO VOLTAGE
INTE RMITTE NT CONDITION
E GR SOLE NOID
E GR VALVE CONTROL SH ORTE D TO VOLTAGE
E NGINE CONTROL MODULE - INTE RNAL
E NGINE CONTROL MODULE - INTE RNAL SH ORT TO VOLTAGE
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.
Test dr ive t h e veh icle a n d m on 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.
Discon n ect t h e E GR Va lve h a r n ess con n ect or.
Tu r n t h e ign it ion on .
Wit h t h e DRB, er a se E CM DTCs.
Mon it or t h e DRB for E CM DTCs.
Does t h e DRB displa y a n E GR OP E N CIRCUIT DTC?
Yes
No
3 Tu r n t h e ign it ion off.
Discon n ect t h e E GR Va lve 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 of t h e E GR Va lve Con t r ol cir cu it a t t h e E GR Va lve h a r n ess
con n ect or.
Is t h e volt a ge below 0.5 volt ?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Go To 2
→ Go To 5
→ Repla ce t h e E GR Solen oid.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 3
→ 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.
→ Go To 4
DRI V EABI LI T Y - DI ESEL
225
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