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Home >> Toyota >> 2017 >> Highlander LE Plus, FWD >> Repair and Diagnosis >> Accessories & Equipment >> Collision/Avoidance >> Park Assist & Monitoring System - Diagnostic Codes & Symptom Tests - (Except Hybrid) >> Parking Assist Monitor System >> DTC C1611: ECU Malfunction [12/2013 - ] >> Procedure

DTC C1611: ECU Malfunction [12/2013 - ]: Procedure

  1. READ VALUE USING TECHSTREAM 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: Chassis / Advanced Parking Guidance/Parking Assist Monitor / Data List.
    5. According to the display on the Techstream, read the Data List.

      Chassis > Advanced Parking Guidance/Parking Assist Monitor > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      EEPROM Status (Initial read) Television camera assembly information OK or NG OK: Television camera assembly normal
      NG: Television camera assembly abnormal
      -
      CPU Communication Status Television camera assembly information OK or NG OK: Television camera assembly normal
      NG: Television camera assembly abnormal
      -
      ASIC Output Status Output condition of video signal OK or NG OK: Output condition of video signal is normal
      NG: Output condition of video signal is abnormal
      -

      Chassis > Advanced Parking Guidance/Parking Assist Monitor > Data List 

      Tester Display
      EEPROM Status (Initial read)
      CPU Communication Status
      ASIC Output Status

      Result

      Result Proceed to
      OK is displayed for all items A
      NG is displayed for EEPROM status (Initial read)
      NG is displayed for items other than EEPROM status (Initial read) B

    Result:  2

    REPLACE TELEVISION CAMERA ASSEMBLY. Refer to  REMOVAL [12/2013 - ] 

    Result:  1

    See step  2

  2. PERFORM CALIBRATION 
    1. Perform the following procedure depending on the memory conditions to register the vehicle information into the television camera assembly.
      1. Television camera assembly optical axis adjustment (back camera position setting).

        Refer to CALIBRATION [12/2013 - 11/2016] Refer to CALIBRATION [11/2016 - ]

      2. Steering angle setting.

        Refer to CALIBRATION [12/2013 - 11/2016] Refer to CALIBRATION [11/2016 - ]

    NEXT 

  3. CHECK DTC OUTPUT 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [12/2013 - 11/2016] Refer to DTC CHECK / CLEAR [11/2016 - ]

      Chassis > Advanced Parking Guidance/Parking Assist Monitor > Clear DTCs 

    2. Recheck for DTCs and check that no DTCs are output.

      Refer to DTC CHECK / CLEAR [12/2013 - 11/2016] Refer to DTC CHECK / CLEAR [11/2016 - ]

      Chassis > Advanced Parking Guidance/Parking Assist Monitor > Trouble Codes 

      HINT: 

      • If DTC C1611 is output, perform the procedure to allow the television camera assembly to store the vehicle information again.
      • If DTC C1611 is still output after performing the procedure to make the television camera assembly store the vehicle information 3 times, replace the television camera assembly.

      Result

      Result Proceed to
      DTC C1611 is output A
      DTC C1611 is not output B

    Result:  1

    REPLACE TELEVISION CAMERA ASSEMBLY. Refer to  REMOVAL [12/2013 - ] 

    Result:  2

    END