No Response From Pcm (Pcm Sci Only) - Chrysler Sebring 2005 Service Manual

COM M U N I CAT I ON
S y m p to m :
*N O RES P ON S E F ROM P CM (P CM S CI ON LY)
CH E CK P CM P OWE RS AND GROUNDS
P CM SCI TRANSMIT CIRCUIT SH ORTE D TO VOLTAGE
P CM SCI RE CE IVE CIRCUIT SH ORTE D TO VOLTAGE
P CM SCI CIRCUITS SH ORTE D TOGE TH E R
P CM SCI TRANSMIT CIRCUIT SH ORTE D TO GROUND
P CM SCI RE CE IVE CIRCUIT SH ORTE D TO GROUND
P CM SCI RE CE IVE CIRCUIT OP E N
P CM SCI TRANSMIT CIRCUIT OP E N
P OWE RTRAIN CONTROL MODULE
TES T
1 P er for m t h e sym pt om Ch eckin g P CM P ower a n d Gr ou n d Cir cu it s in t h e Dr ivea bilit y
ca t egor y.
N OTE: With th e D RB III in th e g e n e ric s c a n to o l m o d e , a tte m p t to c o m m u -
n ic a te w ith th e P CM.
N OTE: If th e D RB III c a n c o m m u n ic a te w ith th e P CM in th e g e n e ric s c a n
to o l m o d e , it m a y n o t be n e c e s s a ry to p e rfo rm th is s te p .
Did t h e veh icle pa ss t h is t est ?
Yes
No
2 Tu r n t h e ign it ion off.
Discon n ect t h e DRBIII fr om t h e DLC.
Discon n ect t h e P CM h a r n ess con n ect or s.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge of t h e P CM SCI Tr a n sm it cir cu it a t t h e Da t a Lin k h a r n ess
con n ect or (ca v 7).
Is t h e volt a ge a bove 1.0 volt ?
Yes
No
3 Tu r n t h e ign it ion off.
Discon n ect t h e DRBIII fr om t h e DLC.
Discon n ect t h e P CM h a r n ess con n ect or s.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge of t h e P CM SCI Receive cir cu it a t t h e Da t a Lin k h a r n ess
con n ect or (ca v 12).
Is t h e volt a ge a bove 1.0 volt ?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Go To 2
→ Repa ir a s n ecessa r y.
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 1.
→ Repa ir t h e P CM SCI Tr a n sm it cir cu it for a sh or t t o volt a ge.
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 1.
→ Go To 3
→ Repa ir t h e P CM SCI Receive cir cu it for a sh or t t o volt a ge.
P er for m P OWE RTRAIN VE RIF ICATION TE ST VE R - 1.
→ Go To 4
212
AP P LICAB ILITY
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