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Pinpoint Test AP: U0300:57

WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
  1. Normal Operation and Fault Conditions 

    REFER to: Lane Keeping System - System Operation and Component Description .

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    IPMA U0300:57 Internal Control Module Software Incompatibility: Invalid/Incompatible Software Component The continuous memory DTC that sets in the IPMA when invalid or incompatible software is detected.

    Possible Sources 

    • IPMA

  2. AP1 CHECK FOR DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

    • Ignition ON.

    • Using the diagnositc scan tool, clear the Diagnostic Trouble Codes (DTCs).

    • Wait 10 seconds.

    • Using the diagnostic scan tool, perform the IPMA self-test.

    Is DTC U0300:57 retrieved? 

    Yes  INSTALL a new IPMA, REFER to: Image Processing Module A (IPMA) .
    No  The system is operating correctly at this time.
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