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System Description [09/2022 - ]

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 350, 2024 Lexus ES 300h, 2024 Lexus ES 250, 2023 Lexus ES 350, and 2023 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
  1. COMMUNICATION SYSTEM OUTLINE 
    1. CAN communication system
      1. The panoramic view monitor system uses CAN communication for data communications between the parking assist ECU and each ECU.
      2. If a problem occurs in the CAN communication line, the parking assist ECU outputs a CAN communication malfunction DTC. (To check, use the GTS.)
      3. When there is a problem with the CAN communication line, the parking assist ECU stores a CAN communication malfunction DTC. (Perform a check of the multi-display assembly using the diagnosis screen)

        for HV Model: Refer to DIAGNOSIS SYSTEM [09/2022 - ]

        for Gasoline Model: Refer to DIAGNOSIS SYSTEM [09/2022 - ]

      4. If a CAN communication line malfunction DTC is output, repair the malfunction in the communication line and troubleshoot the panoramic view monitor system when data communication is normal.
      5. Since the CAN communication line has its own length and route, it cannot be repaired temporarily with a bypass wire, etc.
  2. VIDEO SIGNALS 
    1. Video signal circuit
      GTY1135966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Video signals from each camera are input into the parking assist ECU via GVIF cable.
      2. Video signals from the parking assist ECU are input into the multi-display assembly via GVIF cable.
    2. Screen display
      1. Video signals input from each camera are processed in the parking assist ECU and displayed on the multi-display assembly as the panoramic view monitor system screen.
  3. DIAGNOSTIC FUNCTION OUTLINE 
    1. This panoramic view monitor system has a diagnostic function displayed in the multi-display assembly. This function enables the calibration (adjustment and verification) of the panoramic view monitor system.

      Refer to DIAGNOSIS SYSTEM [09/2022 - ] 

      HINT: 

      The panoramic view monitor system has a diagnosis function which can check each signal input to the parking assist ECU and adjust and monitor the panoramic view monitor system.

    2. The panoramic view monitor system can check the following items by using the GTS.
      Item Proceed to
      DTC -
      RoB -
      Data List / Active Test Refer to DATA LIST / ACTIVE TEST [09/2022 - ] 
      SSR -
  4. CALIBRATION 
    1. Use the panoramic view monitor system diagnosis screen for calibration and checking of the panoramic view monitor system.

      Refer to DIAGNOSIS SYSTEM [09/2022 - ] 

      NOTE:

      Part replacement and work performed during servicing may require calibration of the panoramic view monitor system and other systems.

      Refer to CALIBRATION [09/2022 - ] 

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