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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Pre-Collision System (Hybrid) - Diagnostic Codes) >> PRE-COLLISION SYSTEM (for HV Model) >> DTC U0235-87: Lost Communication with Cruise Control Front Distance Range Sensor Missing Message [07/2019 - 08/2021] >> Caution / Notice / Hint

Caution / Notice / Hint

WARNING: This page is about a different car, the 2021 Lexus ES 300h, 2020 Lexus ES 300h, and 2019 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

    Refer to INITIALIZATION [06/2018 - 10/2019] , or refer to INITIALIZATION [10/2019 - 08/2020] , or refer to INITIALIZATION [08/2020 - 08/2021]

  • 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 is replaced with a new one, adjustment of the millimeter wave radar sensor assembly beam axis must be performed.

    Refer to ADJUSTMENT [06/2018 - 08/2020] , or refer to ADJUSTMENT [08/2020 - 08/2021]

  • 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) [06/2018 - 08/2021]

    Sequential Recognition: Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [06/2018 - 08/2021]

  • If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.

    Refer to INITIALIZATION [06/2018 - 08/2020] , or refer to INITIALIZATION [08/2020 - 08/2021]

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