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Home >> Lexus >> 2020 >> LS 500h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Left Side Lidar System - Diagnostic Codes) >> LEFT SIDE LiDAR SYSTEM >> DTC U0322-51: Software Incompatibility with Body Control Module Not Programmed; DTC U1320-51: Software Incompatibility with Advanced Drive Control Module Not Programmed [11/2021 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

WARNING: This page is about a different car, the 2024 Lexus LS 500h, 2023 Lexus LS 500h, and 2022 Lexus LS 500h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • When replacing the LiDAR advanced drive ECU assembly, make sure to replace it with a new one. If a LiDAR advanced drive ECU assembly that was installed in another vehicle is used, the information stored in the LiDAR advanced drive ECU assembly will not match the information from the vehicle, and may cause a DTC to be output.
  • When replacing the advanced drive ECU assembly, make sure to replace it with a new one.

    If an advanced drive ECU assembly that was installed in another vehicle is used, the information stored in the advanced drive ECU assembly will not match the information from the vehicle, and may cause a DTC to be output.

  • When replacing the LiDAR advanced drive ECU assembly, make sure to store and write ECU data (carry over beam axis adjustment data).

    Refer to UTILITY [11/2021 - ]

  • If the LiDAR advanced drive ECU assembly or advanced drive ECU assembly are replaced, update the ECU security key.

    Refer to UPDATE ECU SECURITY KEY [10/2020 - ]

  • If the LiDAR advanced drive ECU assembly or advanced drive ECU assembly are replaced, make sure to perform "Version Consistency Check".

    Refer to SOFTWARE UPDATE [11/2021 - ]

  • If the LiDAR advanced drive ECU assembly is replaced, make sure to perform "Vehicle Information Registration".

    Refer to UTILITY [11/2021 - ]

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