Chrysler 300M 2002 Service Manual page 2449

COMMUNICATION
Symptom:
*NO RESPONSE FROM PCM (PCI BUS)
PCM PCI NO RESPONSE
POWERTRAIN CONTROL MODULE
PCI BUS CIRCUIT OPEN
BODY CONTROL MODULE
TEST
1 Turn the ignition on.
NOTE: As soon as one or more module communicates with the DRB, answer
the question.
With the DRB, enter Body then Body Computer.
With the DRB, enter Anti-Lock Brakes.
With the DRB, enter Body then Electro/Mechanical Cluster (MIC).
With the DRB, enter Passive Restraints then Airbag.
Were you able to establish communications with any of the modules?
Yes → Go To 2
→ Refer to symptom PCI Bus Communication Failure in the Com-
No
POSSIBLE CAUSES
ACTION
munications category.
Perform POWERTRAIN VERIFICATION TEST VER - 1.
20
APPLICABILITY
All