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AUDIO AND VISUAL SYSTEM(w/ Parking Assist Monitor System), Diagnostic DTC:B15F6

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DTC Code DTC Name
B15F6 Main Body ECU Vehicle Information Reading/Writing Process Malfunction
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DESCRIPTION

This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the audio and visual system vehicle customization screen.

Tip:

The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable via the multi-display assembly screen:


  • Power door lock control system

  • Wireless door lock control system

  • Lighting system (for Interior)

  • Lighting system (for Exterior)

DTC No. Detection Item DTC Detection Condition Trouble Area
B15F6 Main Body ECU Vehicle Information Reading/Writing Process Malfunction Main body ECU (multiplex network body ECU) vehicle setting processing malfunction

  • CAN communication system

  • Power door lock control system

  • Wireless door lock control system

  • Lighting system (for Interior)

  • Lighting system (for Exterior)

  • Main body ECU (multiplex network body ECU)

  • Radio receiver assembly
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CAUTION / NOTICE / HINT

Note:

  • Before replacing the main body ECU (multiplex network body ECU), refer to Service Bulletin.

  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

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PROCEDURE


  1. Click here

    CHECK CAN COMMUNICATION SYSTEM


    1. Use the GTS to check if the CAN communication system is functioning normally.

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      OK
      CAN communication DTCs are not output.
      Result
      Proceed to
      OK
      NG

  2. Click here

    CHECK POWER DOOR LOCK CONTROL SYSTEM


    1. Check if the power door lock control system is malfunctioning.

      Click here

      Tip:

      Customization may not be possible depending on the malfunction in the power door lock control system.

      OK
      No malfunctions are present in the power door lock control system.
      Result
      Proceed to
      OK
      NG

  3. Click here

    CHECK WIRELESS DOOR LOCK CONTROL SYSTEM


    1. Check if the wireless door lock control system is malfunctioning.

      Click here

      Tip:

      Customization may not be possible depending on the malfunction in the wireless door lock control system.

      OK
      No malfunctions are present in the wireless door lock control system.
      Result
      Proceed to
      OK
      NG

  4. Click here

    CHECK LIGHTING SYSTEM (for Interior)


    1. Check if the lighting system (for Interior) is malfunctioning.

      Click here

      Tip:

      Customization may not be possible depending on the malfunction in the lighting system (for Interior).

      OK
      No malfunctions are present in the lighting system (for Interior).
      Result
      Proceed to
      OK
      NG

  5. Click here

    CHECK LIGHTING SYSTEM (for Exterior)


    1. Check if the lighting system (for Exterior) is malfunctioning.

      Click here

      Tip:

      Customization may not be possible depending on the malfunction in the lighting system (for Exterior).

      OK
      No malfunctions are present in the lighting system (for Exterior).
      Result
      Proceed to
      OK
      NG

  6. Click here

    CHECK CUSTOMIZE ITEMS


    1. Display the "Vehicle Customization" screen.

    2. Make a note of the customizable items for each main body ECU (multiplex network body ECU) related system.

      Tip:

      The items shown as customizable via the audio and visual system vehicle customization screen can also be changed using the GTS. In the following steps, the GTS will be used.


      1. To match-up the items on the multi-display assembly with the items on the GTS, check the customize parameters list for the power door lock control system related items that can be customized via the multi-display assembly screen.

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      2. To match-up the items on the multi-display assembly with the items on the GTS, check the customize parameters list for the wireless door lock control system related items that can be customized via the multi-display assembly screen.

        Click here

      3. To match-up the items on the multi-display assembly with the items on the GTS, check the customize parameters list for the lighting system (for Interior) related items that can be customized via the multi-display assembly screen.

        Click here

      4. To match-up the items on the multi-display assembly with the items on the GTS, check the customize parameters list for the lighting system (for Exterior) related items that can be customized via the multi-display assembly screen.

        Click here

    3. Using the GTS, confirm that it is possible to change the settings of the customize parameters that are available for customization via the multi-display assembly screen.

      OK
      The items available for customization via the multi-display assembly screen can be customized successfully using the GTS.
      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE RADIO RECEIVER ASSEMBLYClick here

    • NG

      REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)Click here