Chrysler Pacifica. Manual — part 91
Symptom:
PDM MESSAGES NOT RECEIVED
When Monitored and Set Condition:
PDM MESSAGES NOT RECEIVED
When Monitored:
With the ignition in run or ACC and vehicle not in shipping mode.
Set Condition:
The module does not receive any messages from the PDM. Time to mature
for the BCM, IPM and DDM is 5 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE PASSENGER DOOR MODULE
MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, attempt to communicate with the Passenger Door Module.
Was the DRBIII
t able to I/D or communicate with the PDM?
All
Yes
→ Go To 2
No
→ Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2
With the DRBIII
t, erase DTC’s.
Cycle the ignition switch from off to on, operate the door locks from the passenger’s
door and wait approximately 1 minute.
With the DRBIII
t, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the module which set the DTC in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
361
COMMUNICATION
Symptom:
RADIO MODULE MESSAGE RESPONSE FAULT
When Monitored and Set Condition:
RADIO MODULE MESSAGE RESPONSE FAULT
When Monitored:
Continuously.
Set Condition:
The door module does not receive a memory message from the radio. Time
to mature for the DDM is 10 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE RADIO
CLEAR DTC
RADIO
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the radio.
Was the DRB able to I/D or communicate with the radio?
All
Yes
→ Go To 2
No
→ Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2
With the DRB, erase DTC’s.
Cycle the ignition switch from off to on.
Reset the memory positions.
Operate the memory system.
With the DRB, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the Radio in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ No problem found at this time. Refer to the wiring diagrams
located in the service information for any possible intermittent
wiring problems.
Perform BODY VERIFICATION TEST - VER 1.
362
COMMUNICATION
Symptom:
SKREEM MESSAGES NOT RECEIVED
When Monitored and Set Condition:
SKREEM MESSAGES NOT RECEIVED
When Monitored:
With the ignition in run/start.
Set Condition:
The module does not receive any messages from the SKREEM. Time to
mature for the BCM, DDM and PDM is 5 seconds. Time to mature for the IPM is 2.5
seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE SKREEM
MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the SKREEM.
Was the DRB able to I/D or communicate with the SKREEM?
All
Yes
→ Go To 2
No
→ Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2
With the DRB, erase DTC’s.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the module which set the DTC in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
363
COMMUNICATION
Symptom:
SPI INTERNAL COMMUNICATION
When Monitored and Set Condition:
SPI INTERNAL COMMUNICATION
When Monitored:
Continuously.
Set Condition:
The module can not communication with the on board driver. Time to
mature for the BCM and IPM is 10 seconds.
POSSIBLE CAUSES
SPI INTERNAL COMMUNICATION
TEST
ACTION
APPLICABILITY
1
Connect the DRB to the Data Link Connector.
Turn the ignition on.
With the DRB, erase DTC’s.
Turn the ignition off then turn the ignition on and wait approximately 1 minute.
With the DRB, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the module which set the DTC in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
364
COMMUNICATION
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