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Home >> Ford >> 2021 >> Bronco Wildtrak, 4D Utility >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Electronic Engine Controls - 2.3L ECOBOOST (199KW/270PS)) >> Diagnosis And Testing >> Electronic Engine Controls >> Pinpoint Tests >> Pinpoint Test M: U0404, U0415, U0422, U0423, U0554, U1011, U1012, U1022, U0102F

Pinpoint Test M: U0404, U0415, U0422, U0423, U0554, U1011, U1012, U1022, U0102F

WARNING: This page is about a different variant/trim than selected.
  1. Normal Operation and Fault Conditions 

    If the PCM does not receive messages from other modules within a certain time frame the PCM sets a DTC for invalid data.

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    PCM U0404:00 Invalid Data Received from Gear Shift Control Module A: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the GSM.
    PCM U0415:00 Invalid Data Received from Anti-Lock Brake System (ABS) Control Module "A": No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the ABS module.
    PCM U0422:00 Invalid Data Received From Body Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the BCM.
    PCM U0423:00 Invalid Data Received from Instrument Panel Cluster Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the IPC control module.
    PCM U0554:00 Invalid Data Received From Accessory Protocol Interface Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the APIM control module.
    PCM U1011:00 Invalid Internal Control Module Monitoring Data Received from ECM/PCM: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the PCM.
    PCM U1012:00 Invalid Internal Control Module Monitoring Data Received from Anti-Lock Brake System (ABS) Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the ABS module.
    PCM U1022:00 Invalid Internal Control Module Monitoring Data Received from Body Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the BCM.
    PCM U102F:00 Invalid Internal Control Module Monitoring Data Received From All Wheel Drive Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the AWD control module.

    Possible Sources 

    • Suspect Module

  2. M1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE MODULE SENDING INVALID DATA

    • Using a diagnostic scan tool, carry out the self-test for the module in question sending the invalid data.

    Are any Diagnostic Trouble Codes (DTCs) present from the module sending the invalid data? 

    Yes  DIAGNOSE the module sending the invalid data. REFER to the appropriate Service Information article.
    No  DIAGNOSE the observable symptom.
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