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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Panoramic View Monitor System - Diagnostic Codes & Symptom Tests >> Panoramic View Monitor System >> Image from Camera for Panoramic View Monitor is Abnormal [12/2019 - 10/2022] >> Procedure

Image from Camera for Panoramic View Monitor is Abnormal [12/2019 - 10/2022]: Procedure

  1. CHECK PANORAMIC VIEW MONITOR SYSTEM 
    1. Check if the same malfunction occurs when the panoramic view monitor screen is displayed.

      Result

      Result Proceed to
      Rear view screen is not displayed. A
      Front view screen is not displayed. B
      Left side monitor screen is not displayed. C
      Right side monitor screen is not displayed. D
      Panoramic view monitor screen is not displayed. E

    Result: 

    B 

    See step  6

    Result: 

    C 

    See step  10

    Result: 

    D 

    See step  16

    Result: 

    E 

    See step  22

    Result: 

    A 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - REAR TELEVISION CAMERA ASSEMBLY) 

    See step  1

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (ACC POWER SUPPLY - GROUND) 

    See step  3

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  4

  4. CHECK PARKING ASSIST ECU (CV-, CGND) 

    See step  2

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  5

  5. CHECK REAR TELEVISION CAMERA ASSEMBLY (CV+, CGND) 

    See step  4

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    NG 

    REPLACE REAR TELEVISION CAMERA ASSEMBLY. Refer to  REMOVAL [12/2019 - 11/2023] 

  6. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - FRONT TELEVISION CAMERA ASSEMBLY) 

    See step  1

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  7

  7. CHECK PARKING ASSIST ECU (BCV-, BGND) 

    See step  2

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    NG 

    See step  8

  8. CHECK PARKING ASSIST ECU (BCB+, BGND) 

    See step  3

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  9

  9. CHECK FRONT TELEVISION CAMERA ASSEMBLY (BCV+, BGND) 

    See step  4

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    NG 

    REPLACE FRONT TELEVISION CAMERA ASSEMBLY. Refer to  REMOVAL [12/2019 - 11/2023] 

  10. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - OUTER REAR VIEW MIRROR ASSEMBLY LH) 

    See step  2

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  11

  11. CHECK PARKING ASSIST ECU (LCV-, LGND) 

    See step  3

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  12

  12. CHECK PARKING ASSIST ECU (LCB+, LGND) 

    See step  4

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  13

  13. CHECK SIDE TELEVISION CAMERA ASSEMBLY LH (LCV+, LGND) 

    See step  5

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    NG 

    See step  14

  14. INSPECT OUTER REAR VIEW MIRROR ASSEMBLY LH 

    See step  6

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH. Refer to  REMOVAL [12/2019 - 11/2023] 

    Result: 

    OK 

    See step  15

  15. CHECK SIDE TELEVISION CAMERA ASSEMBLY LH 
    1. Replace the side television camera assembly LH with a new or normally functioning one.

      Refer to REMOVAL [12/2019 - 10/2022]

    2. Check if the same malfunction reoccurs when the side monitor screen is displayed.

      OK

      Malfunction does not reoccur (returns to normal)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (SIDE TELEVISION CAMERA ASSEMBLY LH IS DEFECTIVE) 

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

  16. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - OUTER REAR VIEW MIRROR ASSEMBLY RH) 

    See step  2

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  17

  17. CHECK PARKING ASSIST ECU (RCV-, RGND) 

    See step  3

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  18

  18. CHECK PARKING ASSIST ECU (RCB+, RGND) 

    See step  4

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    OK 

    See step  19

  19. CHECK SIDE TELEVISION CAMERA ASSEMBLY RH (RCV+, RGND) 

    See step  5

    Result

    Proceed to
    OK
    NG

    Result: 

    OK 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

    Result: 

    NG 

    See step  20

  20. INSPECT OUTER REAR VIEW MIRROR ASSEMBLY RH 

    See step  6

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH. Refer to  REMOVAL [12/2019 - 11/2023] 

    Result: 

    OK 

    See step  21

  21. CHECK SIDE TELEVISION CAMERA ASSEMBLY RH 
    1. Replace the side television camera assembly RH with a new or normally functioning one.

      Refer to REMOVAL [12/2019 - 10/2022]

    2. Check if the same malfunction reoccurs when the side monitor screen is displayed.

      OK

      Malfunction does not reoccur (returns to normal)

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (SIDE TELEVISION CAMERA ASSEMBLY RH IS DEFECTIVE) 

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

  22. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - MULTI-DISPLAY ASSEMBLY) 
    1. Disconnect the H19 parking assist ECU.
    2. Disconnect the H7 multi-display assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      H19-6 (RSW+) - H7-1 (CSW+) Always Below 1 Ω
      H19-6 (RSW+) or H7-1 (CSW+) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  23

  23. CHECK HARNESS AND CONNECTOR (GVIF CABLE) 
    1. Replace the GVIF cable with a new or known good one.
    2. Check if the same malfunction reoccurs when the panoramic view monitor screen is displayed.

      OK

      Malfunction does not reoccur (returns to normal).

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (GVIF CABLE IS DEFECTIVE) 

    Result: 

    NG 

    See step  24

  24. CHECK MULTI-DISPLAY ASSEMBLY 
    1. Replace the multi-display assembly with a new or known good one.

      Refer to REMOVAL [12/2019 - 10/2022]

    2. Check if the same malfunction reoccurs when the panoramic view monitor screen is displayed.

      OK

      Malfunction does not reoccur (returns to normal).

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (MULTI-DISPLAY ASSEMBLY) 

    Result: 

    NG 

    REPLACE PARKING ASSIST ECU. Refer to  REMOVAL [12/2019 - 10/2022] 

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