Dtc B15F6 Main Body Ecu Vehicle Information Reading/Writing Process Malfunction

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Audio Video. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

INSPECTION PROCEDURE

CHECK CAN COMMUNICATION SYSTEM

CHECK POWER DOOR LOCK CONTROL SYSTEM

CHECK WIRELESS DOOR LOCK CONTROL SYSTEM

CHECK LIGHTING SYSTEM (EXT)

CHECK CUSTOMIZE ITEMS

DTC 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.
HINT:
The main body ECU (multiplex network body ECU) controls the items for the following systems that are customizable via the radio and display receiver assembly screen:
  1. Power door lock control system
  2. Wireless door lock control system (w/ Entry and Start System)
  3. Wireless door lock control system (w/o Entry and Start System)
  4. Lighting system (INT)
  5. Lighting system (EXT)

DTC Code
DTC Detection Condition
Trouble Area
B15F6
Main body ECU (multiplex network body ECU) vehicle setting processing error.
  1. CAN communication system
  2. Power door lock control system
  3. Wireless door lock control system (w/ Entry and Start System)
  4. Wireless door lock control system (w/o Entry and Start System)
  5. Lighting system (INT)
  6. Lighting system (EXT)
  7. Main body ECU (multiplex network body ECU)
  8. Radio and display receiver assembly

INSPECTION PROCEDURE

HINT:
When replacing the radio and display receiver assembly, it is necessary to perform the vehicle contract setting for Connected Services (w/ Connected Services Function).
1.CHECK CAN COMMUNICATION SYSTEM

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

    1. for LHD with Entry and Start System: Click here
    2. for LHD without Entry and Start System: Click here
    3. for RHD with Entry and Start System: Click here
    4. for RHD without Entry and Start System: Click here
    OK:
    CAN communication DTCs are not output.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for LHD with Entry and Start System)
    		B
    NG (for LHD without Entry and Start System)
    		C
    NG (for RHD with Entry and Start System)
    		D
    NG (for RHD without Entry and Start System)
    		E


B
GO TO CAN COMMUNICATION SYSTEM (Click here)

C
GO TO CAN COMMUNICATION SYSTEM (Click here)

D
GO TO CAN COMMUNICATION SYSTEM (Click here)

E
GO TO CAN COMMUNICATION SYSTEM (Click here)
A


2.CHECK POWER DOOR LOCK CONTROL SYSTEM

  1. Check if the power door lock control system is malfunctioning (Click here).

    HINT:
    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.


NG
GO TO POWER DOOR LOCK CONTROL SYSTEM (Click here)
OK


3.CHECK WIRELESS DOOR LOCK CONTROL SYSTEM

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

    1. w/ Entry and Start System: (Click here)
    2. w/o Entry and Start System: (Click here)
    HINT:
    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.


NG
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM (Click here)
OK


4.CHECK LIGHTING SYSTEM (EXT)

  1. Check if the lighting system (EXT) is malfunctioning (Click here).

    HINT:
    Customization may not be possible depending on the malfunction in the lighting system (EXT).
    OK:
    No malfunctions are present in the lighting system (EXT).


NG
GO TO LIGHTING SYSTEM (EXT) (Click here)
OK


5.CHECK CUSTOMIZE ITEMS

  1. Display the "Vehicle Customization" screen.

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

    HINT:
    These items shown as customizable via the audio and visual system vehicle customization screen can also be changed using the GTS. In a following step, the GTS will be used.

    1. To match-up the items in the radio and display receiver 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 radio and display receiver assembly screen (Click here).

    2. To match-up the items in the radio and display receiver 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 radio and display receiver assembly screen.

      1. w/ Entry and start System: Click here
      2. w/o Entry and start System: Click here

    3. To match-up the items in the radio and display receiver assembly with the items on the GTS, check the customize parameters list for the lighting system (EXT) related items that can be customized via the radio and display receiver assembly screen (Click here).

  1. Using the GTS, confirm that it is possible to change the settings of the customize parameters that are available for customization via the radio and display receiver assembly screen.

    OK:
    The items available for customization via the radio and display receiver assembly screen can be customized successfully using the GTS.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for LHD)
    		B
    NG (for RHD)
    		C


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

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

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY (Click here)