Pinpoint Test R : U0423:82
WARNING: This page is about a different car, the 2015 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- R1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
Is an observable symptom present?
Yes GO to R2 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. - R2 CHECK THE COMMUNICATION NETWORK
- Using a diagnostic scan tool, perform the network test.
Does the IPC pass the network test?
Yes GO to R3 No REFER to: Communications Network . - R3 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 . No GO to R4 - R4 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?
Yes REFER to: Instrumentation, Message Center and Warning Chimes . No GO to R5 - R5 PERFORM THE CCM (CRUISE CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the CCM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to CCM DTC Chart . No GO to R6 - R6 RECHECK THE CCM (CRUISE CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.
- Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).
- Wait 10 seconds.
- Repeat the CCM self-test.
Is DTC U0423:82 still present?
Yes INSTALL a new IPC. Refer to IPC Hardware Testing . No The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.