Chrysler RG Voyager. Manual — part 126
Symptom:
MIC MESSAGES NOT RECEIVED
When Monitored and Set Condition:
MIC MESSAGES NOT RECEIVED
When Monitored:
With the ignition in run, and the IOD fuse installed.
Set Condition:
The BCM does not receive any messages from the Instrument Cluster
(MIC) for at least 5 seconds.
POSSIBLE CAUSES
CHECK FOR DTCS
VERIFY DTC
ATTEMPT TO COMMUNICATE WITH THE MIC
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, read BCM DTC’s.
Are any IOD Wakeup Cluster DTC’s set?
All
Yes
→ Refer to symptom list for problems related to the IOD wakeup
circuit.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
Turn the ignition on.
With the DRBIII
t, erase DTC’s.
With the DRBIII
t, read BCM DTC’s.
Did this DTC reset?
All
Yes
→ Go To 3
No
→ The condition that caused this DTC is currently not present. Use
the wiring diagrams/schematic as a guide, and inspect the related
wiring harness for a possible intermittent.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition on.
With the DRBIII
t, attempt to communicate with the Instrument Cluster (MIC).
Was the DRBIII
t able to I/D or communicate with the Instrument Cluster (MIC)?
All
Yes
→ Go To 4
No
→ Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
473
COMMUNICATION
TEST
ACTION
APPLICABILITY
4
With the DRBIII
t, erase DTC’s.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRBIII
t, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
474
COMMUNICATION
MIC MESSAGES NOT RECEIVED —
Continued
Symptom:
MSM MESSAGES NOT RECEIVED
When Monitored and Set Condition:
MSM MESSAGES NOT RECEIVED
When Monitored:
With the ignition in run, and the IOD fuse installed.
Set Condition:
The BCM does not receive any messages from the memory module for at
least 0.125 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE MEMORY MODULE
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the memory module.
Was the DRB able to I/D or communicate with the memory module?
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 Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
475
COMMUNICATION
Symptom:
ORC MESSAGES NOT RECEIVED
When Monitored and Set Condition:
ORC MESSAGES NOT RECEIVED
When Monitored:
With the ignition in run, and the IOD fuse installed.
Set Condition:
The BCM does not receive any messages from the Occupant Restraint
Controller (ORC) for at least 5 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE OCCUPANT RESTRAINT CONTROLLER
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRB, attempt to communicate with the ORC.
Was the DRB able to I/D or communicate with the ORC?
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 Body Control Module in accordance with the service
information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
476
COMMUNICATION
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