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Home >> Lexus >> 2017 >> RC 300 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (LANR Tracing Assist System - Diagnostic Codes & Circuit Tests) >> Lane Tracing Assist System >> DTC U0300-51: Internal Control Module Software Incompatibility Not Programmed; DTC U0300-57: Internal Control Module Software Incompatibility Invalid/Incompatible Software Component [10/2022 - ] >> Procedure
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DTC U0300-51: Internal Control Module Software Incompatibility Not Programmed; DTC U0300-57: Internal Control Module Software Incompatibility Invalid/Incompatible Software Component [10/2022 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus RC 350, 2024 Lexus RC 300, 2023 Lexus RC 350, and 2023 Lexus RC 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. GO TO FRONT CAMERA SYSTEM 

    HINT: 

    If U0300-51 or U0300-57 is output by the lane tracing assist system, perform troubleshooting for the front camera system DTC U0300-51 or U0300-57.

    Refer to DTC U0300-51: Internal Control Module Software Incompatibility Not Programmed; DTC U0300-57: Internal Control Module Software Incompatibility Invalid/Incompatible Software Component [10/2022 - ]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END