Dodge Ram 2004 - Body Style Message Not Received; Invalid Body Style

Symptom List:
BODY STYLE MESSAGE NOT RECEIVED
INVALID BODY STYLE
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be BODY STYLE MESSAGE NOT
RECEIVED.
When Monitored and Set Condition:
BODY STYLE MESSAGE NOT RECEIVED
When Monitored: With the ignition on.
Set Condition: The Hands Free Module does not receive the body style message from the
PCM.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE PCM
CHECK PCM IS ACTIVE ON BUS
MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, attempt to communicate with the PCM.
Was the DRBIIIt able to I/D or communicate with the PCM?
All
Yes → Go To 2
No → Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition on.
With the DRBIIIt, select System Monitors then J1850 Module Scan.
Is the PCM one of the modules present on the bus?
All
Yes → Go To 3
No → Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
3 With the DRBIIIt, erase DTC’s.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRBIIIt, read DTC’s.
Did this DTC reset?
All
Yes → Replace the Hands Free Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No → Test Complete.
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