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

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Navigation Multi Info Display. 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

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 navigation 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 multi-display assembly screen:
  1. Power door lock control system
  2. Wireless door lock control system
  3. Lighting system

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
  4. Lighting system
  5. Main body ECU (multiplex network body ECU)
  6. Multi-media module receiver assembly

INSPECTION PROCEDURE

NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System (Click here).
1.CHECK CAN COMMUNICATION SYSTEM

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

    1. for LHD: Click here
    2. for RHD: Click here
    OK:
    CAN communication DTCs are not output.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for LHD)
    		B
    NG (for RHD)
    		C


B
GO TO CAN COMMUNICATION SYSTEM (Click here)

C
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 (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

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

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


NG
GO TO LIGHTING SYSTEM (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 navigation 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 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 (Click here).

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

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


NG
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
OK

REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)