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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio / Video System - Diagnostic Codes (1 Of 2) >> Audio And Visual System >> VEHICLE CONTROL HISTORY (RoB) [10/2022 - ] >> VEHICLE CONTROL HISTORY (RoB) [10/2022 - ]

VEHICLE CONTROL HISTORY (RoB) [10/2022 - ]

NOTE:

When checking the vehicle control history (RoB), record any stored history first.

  1. Check Vehicle Control History (RoB) 
    1. In accordance with the display of the GTS, check the vehicle control history (RoB).

      Body Electrical > Navigation System > Utility 

      Tester Display
      Vehicle Control History (RoB)
      VEHICLE CONTROL HISTORY (ROB) ITEMS (W/ NAVIGATION FUNCTION)

      Code Item Description Note
      X20B0 Circumference Monitoring Camera Control Module Malfunction Radio and display receiver assembly is storing history from when a panoramic view monitor system malfunction was received Perform troubleshooting for the panoramic view monitor system.
      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - ]
      HINT: 
      Stored when a panoramic view monitor system malfunction is received by the radio and display receiver assembly via CAN communication.
      X20B1 Rear Camera Malfunction Radio and display receiver assembly is storing history from when a back guide monitor malfunction was received Perform troubleshooting for the back guide monitor system.
      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [10/2022 - ]
      HINT: 
      Stored when a back guide monitor malfunction notification is received by the radio and display receiver assembly via CAN communication.
      X3FF0 Over The Air Activation Start Radio and display receiver assembly is storing history from when CAN microcomputer OTA started -
      X3FF1 Over The Air Activation Stop Radio and display receiver assembly is storing history from when CAN microcomputer OTA ended -
      X8020 Video/Sound Signal Malfunction Radio and display receiver assembly is storing history from when an auxiliary battery low voltage (6.75 V or less) was detected
      • Momentarily idle the vehicle or charge the auxiliary battery.
      • When the auxiliary battery voltage returns to normal, drive the vehicle.
      HINT: When the auxiliary battery voltage becomes low (5.0 to 6.8 V), images are blacked out and audio is muted.
      X8021 Touch Switch Stuck Radio and display receiver assembly is storing history from when a stuck touch switch was detected
      1. Check for foreign objects (foreign matter, film, etc.).
      2. Replace the radio and display receiver assembly.
      X8022 Initialization History Radio and display receiver assembly is storing history from when an intended initialization operation was detected HINT: 
      Explain to the customer that the radio and display receiver assembly stores a history of an intended initialization operation using the multi-display.
      X8023 Navi Kit Use History Radio and display receiver assembly is storing history from when the vehicle speed signal was off, the parking brake signal was on and DTC B2282-31 was detected
      1. Check for and remove non-genuine parts if any are installed.
      2. Turn the ignition switch to ON from off, and check again.
      HINT: For the detection conditions of DTC B2282-31. Refer to DTC B2282-31: Vehicle Speed Signal Circuit Open [10/2022 - ]
      X8024 Position Corrected History Radio and display receiver assembly is storing history from when the location calibration was 50 m or more Refer to problem symptoms table (Vehicle position mark deviates from correct position and does not return to correct position)
      Refer to PROBLEM SYMPTOMS TABLE [10/2022 - 11/2024] , or refer to PROBLEM SYMPTOMS TABLE [11/2024 - ]
      X8030 Soft Update (USB Reading Error) Radio and display receiver assembly is storing history from when a USB memory error was detected HINT: 

      Explain to the customer that any of the following could be the cause:

      • There is no update program
      • Memory cannot be read
      X8031 Soft Update (Encryption Release Error) Radio and display receiver assembly is storing history from when a program update error was detected HINT: 

      Explain to the customer that any of the following could be the cause:

      • Update program corruption (decryption error)
      • Update program corruption (necessary files missing)
      X8032 Soft Update (Program of Different Model) History of detection of update program error stored by the radio and display receiver assembly HINT: 
      Explain to the customer that the update program was judged to be for a different device.
      X8033 USB Memory Malfunction (The File System Error) Radio and display receiver assembly is storing history from when a non-compatible file or malfunctioning USB storage device was connected to the stereo jack adapter assembly Connect a USB storage device with valid files.
      HINT: 

      Explain to the customer that any of the following could be the cause:

      • There was a non-compatible system file
      • USB storage device has invalid FAT system
      X8034 USB Memory Malfunction (With No Playable File) Radio and display receiver assembly is storing history from when no playable files on a USB storage device connected to the stereo jack adapter assembly was detected Connect a USB storage device that has playable files.
      HINT: 
      Explain to the customer that there were no playable files on the USB storage device.
      X8038 iPod Malfunction Radio and display receiver assembly is storing history from when a malfunctioning iPod was connected to the stereo jack adapter assembly
      1. Turn the ignition switch from off to ACC.
      2. Check that the cable connecting the iPod is not malfunctioning.
      3. Check the software version of the iPod iOS and check that it is a compatible device.

      HINT: 

      • Explain to the customer that the iPod itself may be malfunctioning.
      • When the ignition switch is ACC and the iPod is connected to the stereo jack adapter assembly, a record of the malfunction is stored.
      • If another iPod is to be connected, it is necessary to turn the ignition switch off in order for the device to be detected.
      X8039 iPod Malfunction (With Control Software) Radio and display receiver assembly is storing history from when there was a malfunction of the control software of an iPod connected to the stereo jack adapter assembly
      X803A iPod Malfunction (With Communication Error) Radio and display receiver assembly is storing history from when a communication error with an iPod connected to the stereo jack adapter assembly was detected
      X803B iPod Malfunction (With No Playable File) Radio and display receiver assembly is storing history from when no playable files on an iPod connected to the stereo jack adapter assembly was detected Connect an iPod that has playable files.

      HINT: 

      • When the ignition switch is turned to ACC and the iPod is connected to the stereo jack adapter assembly, a record of the malfunction is stored.
      • If another iPod is to be connected, it is necessary to turn the ignition switch off in order for the device to be detected.
      X803C SD Card Communication Malfunction Radio and display receiver assembly is storing history from when an SD card malfunction was detected If the malfunction continues to recur, replace the radio and display receiver assembly.
      Refer to REMOVAL [10/2022 - 11/2023] , or refer to REMOVAL [11/2023 - ]
      HINT: 
      Explain to the customer that an internal SD malfunction has been detected by the radio and display receiver assembly.
      X8080 AMP Malfunction (Temperature High) Stereo component amplifier assembly is storing history from when it was detected that the stereo component amplifier assembly temperature was above a certain value (approximately 150°C)
      • Do not leave the vehicle in high temperatures for a sustained period of time.
      • Use the air conditioning system, etc., to decrease the temperature inside the vehicle.
      HINT: The stereo component amplifier assembly will return to normal when the temperature drops below a certain value (approximately 150°C or less).
      X8081 AMP Malfunction (High Output Sound Source) Stereo component amplifier assembly is storing history from when high output sound source similar to direct current was continuously detected (low frequency or square wave continued) HINT: 
      Explain to the customer that a high output sound source similar to direct current (low frequency or square wave continued to be output) was detected.
      X8082 AMP Malfunction (Short Circuit) Stereo component amplifier assembly is storing history from when a direct current load on a speaker output circuit was detected HINT: 
      Refer to DTC B15C3-71.
      Refer to DTC B15C3-71: Speaker Output Short Actuator Stuck [10/2022 - 11/2023] , or refer to DTC B15C3-71: Speaker Output Short Actuator Stuck [11/2023 - ] 
      X8087 AMP Malfunction (ANC Communication Error) Stereo component amplifier assembly is storing history from when an ANC ECU (stereo component equalizer assembly) communication malfunction was detected
      1. Inspect the wire harness and connectors (stereo component equalizer assembly (ACK1) terminal - stereo component amplifier assembly (ACK1) terminal).
      2. Inspect the wire harness and connectors (stereo component equalizer assembly (ACK2) terminal - stereo component amplifier assembly (ACK2) terminal).

      Body Electrical > Navigation System > Trouble Codes 

  2. Clear Vehicle Control History (RoB) 
    NOTE:

    By performing this procedure, all stored vehicle control history (RoB) will be cleared.

    1. Using the GTS, select the vehicle control history (RoB).

      Body Electrical > Navigation System > Utility 

      Tester Display
      Vehicle Control History (RoB)
    2. Select the clear button and the clear vehicle control history (RoB) in accordance with the screen.
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