AUDIO AND VISUAL SYSTEM(for Radio and Display Type), Diagnostic DTC:B15F6

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

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.

Tech Tips


    The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable via the audio and visual system vehicle customization screen:

  • Power Door Lock Control System

  • Wireless Door Lock Control System (w/ Entry and Start System)

  • Wireless Door Lock Control System (w/o Entry and Start System)

  • Lighting System (for Exterior)

DTC No. DTC Detection Condition Trouble Area
B15F6 Main body ECU (multiplex network body ECU) vehicle setting processing error.

  • CAN Communication System

  • Power Door Lock Control System

  • Wireless Door Lock Control System (w/ Entry and Start System)

  • Wireless Door Lock Control System (w/o Entry and Start System)

  • Lighting System (for Exterior)

  • Main body ECU (multiplex network body ECU)

  • Radio and display receiver assembly

PROCEDURE


  1. CHECK CAN COMMUNICATION SYSTEM


    1. Use the GTS to check if the CAN Communication System is functioning normally Click here.

      OK
      CAN communication DTCs are not output.

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here

    OK

  2. CHECK POWER DOOR LOCK CONTROL SYSTEM


    1. Check if the Power Door Lock Control System is malfunctioning Click here.

      Tech Tips

      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.

    2. Proceed to the next step based on the inspection result.

      Result
      Condition Proceed to
      NG A
      OK (w/ Entry and Start System) B
      OK (w/o Entry and Start System) C

    A

    GO TO POWER DOOR LOCK CONTROL SYSTEM Click here

    C

    CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/o ENTRY AND START SYSTEM) Click here

    B

  3. CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/ ENTRY AND START SYSTEM)


    1. Check if the Wireless Door Lock Control System (w/ Entry and Start System) is malfunctioning Click here.

      Tech Tips

      Customization may not be possible depending on the malfunction in the Wireless Door Lock Control System (w/ Entry and Start System).

      OK
      No malfunctions are present in the Wireless Door Lock Control System (w/ Entry and Start System).

    2. Proceed to the next step based on the inspection result.

      Result
      Condition Proceed to
      NG A
      OK B

    A

    GO TO WIRELESS DOOR LOCK CONTROL SYSTEM (w/ ENTRY AND START SYSTEM) Click here

    B

    CHECK LIGHTING SYSTEM (for EXTERIOR) Click here

  4. CHECK WIRELESS DOOR LOCK CONTROL SYSTEM (w/o ENTRY AND START SYSTEM)


    1. Check if the Wireless Door Lock Control System (w/o Entry and Start System) is malfunctioning Click here.

      Tech Tips

      Customization may not be possible depending on the malfunction in the Wireless Door Lock Control System (w/o Entry and Start System).

      OK
      No malfunctions are present in the Wireless Door Lock Control System (w/o Entry and Start System).

    NG

    GO TO WIRELESS DOOR LOCK CONTROL SYSTEM (w/o ENTRY AND START SYSTEM) Click here

    OK

  5. CHECK LIGHTING SYSTEM (for EXTERIOR)


    1. Check if the Lighting System (for Exterior) is malfunctioning Click here.

      Tech Tips

      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).

    NG

    GO TO LIGHTING SYSTEM (for EXTERIOR) Click here

    OK

  6. 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.

      Tech Tips

      These 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 in the audio and visual system vehicle customization screen 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 audio and visual system vehicle customization screen Click here.

      2. To match-up the items in the audio and visual system vehicle customization screen with the items on the GTS, check the customize parameters list for the Wireless Door Lock Control System (w/ Entry and Start System) related items that can be customized via the audio and visual system vehicle customization screen Click here.

      3. To match-up the items in the audio and visual system vehicle customization screen with the items on the GTS, check the customize parameters list for the Wireless Door Lock Control System (w/o Entry and Start System) related items that can be customized via the audio and visual system vehicle customization screen Click here.

      4. To match-up the items in the audio and visual system vehicle customization screen 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 audio and visual system vehicle customization 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 audio and visual system vehicle customization screen.

      OK
      The items available for customization via the audio and visual system vehicle customization screen can be customized successfully using the GTS.

    OK

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here

    NG

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