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Home >> Lexus >> 2017 >> NX 300h >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Front Radar Sensor System - Diagnostic Codes) >> Front Radar Sensor System >> DTC U0305-57: Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component [05/2019 - ] >> Caution / Notice / Hint
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Caution / Notice / Hint

WARNING: This page is about a different car, the 2021 Lexus NX 300h, 2020 Lexus NX 300h, and 2019 Lexus NX 300h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • When replacing the millimeter wave radar sensor assembly, always replace it with a new one. If a millimeter wave radar sensor assembly which was installed to another vehicle is used, the information stored in the millimeter wave radar sensor assembly will not match the information from the vehicle and a DTC may be stored.
  • When the millimeter wave radar sensor assembly has been replaced with a new one, it is necessary to perform millimeter wave radar sensor assembly adjustment and front radar acceleration sensor calibration, and to clear the vehicle control history.

    Refer to ADJUSTMENT [05/2019 - ]

  • When replacing the forward recognition camera, always replace it with a new one. If a forward recognition camera which was installed to another vehicle is used, the information stored in the forward recognition camera will not match the information from the vehicle and a DTC may be stored.
  • If the forward recognition camera has been replaced with a new one, forward recognition camera adjustment must be performed.

    HINT: 

    Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.

    One Time Recognition:

    Refer to ADJUSTMENT (ONE TIME RECOGNITION) [05/2019 - ]

    Sequential Recognition:

    Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [05/2019 - ]