Symptom List:
CLUSTER BUS TX SHUTDOWN
NO PCI BUS TRANSMISSION
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be CLUSTER BUS TX SHUTDOWN.
When Monitored and Set Condition:
CLUSTER BUS TX SHUTDOWN
When Monitored: Continuous.
Set Condition: The Instrument Cluster fails the loop- back test on the PCI Bus.
NO PCI BUS TRANSMISSION
When Monitored: Continous.
Set Condition: The Instrument Cluster microprocessor fails the loop- back test on the PCI
Bus.
POSSIBLE CAUSES
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 With the DRBIIIt, erase DTCs.
Cycle the ignition and wait approximately 1 minute.
With the DRBIIIt, read DTCs.
Did this DTC reset?
All
Yes → Replace the Instrument Cluster in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
No → Test Complete.
144
INSTRUMENT CLUSTER
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