P0403 - Egr Control Circuit - Chrysler Sebring 2005 Service Manual

P 0403 - EGR CON TROL CIRCU IT —
TES T
3 Tu r n t h e ign it ion off.
Discon n ect t h e E GR Solen oid h a r n ess con n ect or.
Discon n ect t h e P CM h a r n ess con n ect or.
Usin g a 12-volt Test Ligh t con n ect ed t o t h e E GR Solen oid gr ou n d cir cu it , pr obe t h e
E GR Solen oid Con t r ol cir cu it in t h e E GR Solen oid h a r n ess con n ect or.
Does t h e t est ligh t illu m in a t e?
Yes
No
4 Tu r n t h e ign it ion off.
Discon n ect t h e E GR Solen oid h a r n ess con n ect or.
Discon n ect t h e P CM 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 GR Solen oid Con t r ol cir cu it in t h e E GR Solen oid
con n ect or.
Is t h e volt a ge a bove 1.0 volt ?
Yes
No
5 Tu r n t h e ign it ion off.
Discon n ect t h e P CM h a r n ess con n ect or.
Discon n ect t h e E GR Solen oid h a r n ess con n ect or.
Mea su r e t h e r esist a n ce bet ween gr ou n d a n d t h e E GR Solen oid Con t r ol cir cu it a t t h e
E GR Solen oid h a r n ess con n ect or.
Is t h e r esist a n ce below 100 oh m s?
Yes
No
6 Tu r n t h e ign it ion off.
Discon n ect t h e P CM h a r n ess con n ect or.
Discon n ect t h e E GR Solen oid h a r n ess con n ect or.
Mea su r e t h e r esist a n ce bet ween t h e E GR Solen oid Con t r ol cir cu it a n d Sen sor gr ou n d
cir cu it a t t h e E GR Solen oid con n ect or.
Is t h e r esist a n ce below 5.0 oh m s?
Yes
No
ACTION
→ Go To 4
→ Repa ir t h e open in t h e E GR Solen oid gr ou n d cir cu it .
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Repa ir t h e sh or t t o volt a ge in t h e E GR Solen oid Con t r ol cir cu it .
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Go To 5
→ Repa ir t h e sh or t t o gr ou n d in t h e E GR Solen oid Con t r ol cir cu it .
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Go To 6
→ Repa ir t h e sh or t t o Sen sor gr ou n d in t h e E GR Solen oid Con t r ol
cir cu it .
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 5.
→ Go To 7
DRI V EABI LI T Y - N GC
Co n tin u e d
151
AP P LICAB ILITY
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