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Home >> Ford >> 2021 >> Explorer Limited Hybrid, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Electronic Engine Controls - 3.3L DURATEC-V6 3.3L DURATEC-V6 - Hybrid (BP)) >> Diagnosis And Testing >> Electronic Engine Controls >> Pinpoint Tests >> Pinpoint Test G : U0404, U0405, U0418, U049C; U0439, U0452, U1010, U101E, U101F, U0102F

Pinpoint Test G : U0404, U0405, U0418, U049C; U0439, U0452, U1010, U101E, U101F, U0102F

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

    REFER to: Communications Network - System Operation and Component Description .

    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 U0405:00 Invalid Data Received From Cruise Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the CCM.
    PCM U0418:00 Invalid Data Received from Brake System Control Module "A": No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the ABS control module.
    PCM U049C:00 Invalid Data Received From Battery Charger Control Module "A": No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the battery charger control module.
    PCM U0439:00 Invalid Data Received From All Terrain Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the ATCM.
    PCM U0452:00 Invalid Data Received From Restraints Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the RCM.
    PCM U1010:00 Invalid Internal Control Module Monitoring Data Received from Hybrid Powertrain Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the SOBDMC.
    PCM U101E:00 Invalid Internal Control Module Monitoring Data Received from Gear Shift Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the GSM.
    PCM U101F:00 Invalid Internal Control Module Monitoring Data Received from Transmission Range Control Module: No Sub Type Information The PCM sets this DTC when the PCM receives invalid network data from the TRCM.
    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. G1 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.
    No  DIAGNOSE the observable symptom.
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