DTC Fault Trigger Conditions
DTC | Description | Fault Trigger Conditions |
|---|---|---|
U0423:82 Invalid Data Received From Instrument Panel Cluster Control Module: Alive/Sequence Counter Incorrect/Not Updated | Sets in continuous memory in the CCM if adaptive cruise control data received from the GWM over the HS-CAN2 or from the IPC over the HS-CAN3 is missing for 5 seconds or longer. |
Possible Sources
CCM IPC GWM
PINPOINT TEST S : U0423:82
S1 VERIFY THE CUSTOMER CONCERN
Ignition ON. Verify there is an observable symptom present.
Is an observable symptom present?
Yes | GO to S2 |
|---|---|
No | The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition. |
S2 CHECK THE COMMUNICATION NETWORK
Using a diagnostic scan tool, perform the network test.
Does the IPC pass the network test?
Yes | GO to S3 |
|---|---|
No | REFER to: Communications Network (418-00 Module Communications Network) . |
S3 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
Using a diagnostic scan tool, retrieve the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes | REFER to: Communications Network (418-00 Module Communications Network) . |
|---|---|
No | GO to S4 |
S4 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
Using a diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
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