Symptom:
*ANY PCI INDICATOR INOPERATIVE
POSSIBLE CAUSES
INDICATOR MESSAGE NOT RECEIVED
NO RESPONSE - INSTRUMENT CLUSTER
NO RESPONSE - PCI BUS
NO RESPONSE - PCI BUS - POWERTRAIN CONTROL MODULE
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, select System Monitors, then J1850 Module Scan.
Does the DRBIIIt display MIC PRESENT on the BUS?
All
Yes → Go To 2
No → Refer to the COMMUNICATION category and perform the appro-
priate symptom.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition on.
With the DRBIIIt, select MIC, then MODULE DISPLAY.
Does the DRBIIIt display NO RESPONSE from MIC?
All
Yes → Refer to the symptom list for problems related to *NO RE-
SPONSE FROM THE INSTRUMENT CLUSTER.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
3 Turn the ignition on.
With the DRBIIIt, select Body, MIC, MONITORS, PCI BUS MONITORS.
Does the DRBIIIt display PCM INACTIVE on the BUS?
All
Yes → Refer to the symptom list for problems related to *NO RE-
SPONSE FROM THE POWERTRAIN CONTROL MODULE.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 4
4 NOTE: Diagnose and repair any PCM or BCM DTCs before proceeding with
this test.
Perform the Instrument Cluster Self Test.
Depress and hold the Trip Odometer button while turning the ignition from the off to
the on position.
Observe the indicator in question.
Did the indicator illuminate?
All
Yes → Refer to the appropriate Service Information category to diagnose
the related system.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace and configure the Instrument Cluster in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
444
INSTRUMENT CLUSTER
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