Pinpoint Test P : U0401:00
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- Normal Operation and Fault Conditions
REFER to: Vehicle Dynamic Suspension - System Operation and Component Description .
DTC Fault Trigger Conditions
DTC Description Fault Trigger Condition VDM U0401:00 Invalid Data Received from ECM/PCM A: No Sub Type Information Sets in continuous memory when the VDM receives invalid network data from the PCM. Possible Sources
- Network communication concern
- PCM concern
- GWM concern
- P1 CHECK THE PCM (POWERTRAIN CONTROL MODULE) AND GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
- Ignition ON.
- Using a diagnostic scan tool, check the PCM and GWM Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) present in the PCM or GWM?
Yes DIAGNOSE the Diagnostic Trouble Codes (DTCs). For PCM Diagnostic Trouble Codes (DTCs), Refer to the appropriate Engine article for the procedure. For GWM Diagnostic Trouble Codes (DTCs), REFER to: Communications Network . No DIAGNOSE the observable symptom. If there is no observable symptom, DISREGARD this DTC.