Dtc B15F8 D-Seat 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 FRONT POWER SEAT CONTROL SYSTEM

CHECK CUSTOMIZE ITEMS

DTC B15F8 D-Seat ECU Vehicle Information Reading/Writing Process Malfunction


DESCRIPTION

This DTC is stored when items controlled by the front power seat switch LH*1 or front power seat switch RH*2 cannot be customized via the audio and visual system vehicle customization screen.
  1. *1: for LHD
  2. *2: for RHD
HINT:
The front power seat switch LH*1 or front power seat switch RH*2 controls the front power seat control system related items that are customizable via the multi-display screen.
  1. *1: for LHD
  2. *2: for RHD

DTC Code
DTC Detection Condition
Trouble Area
B15F8
Front power seat switch vehicle setting processing error.
  1. CAN communication system
  2. Front power seat control system
  3. Front power seat switch LH*1
  4. Front power seat switch RH*2
  5. Multi-media module receiver assembly
  1. *1: for LHD
  2. *2: for RHD

INSPECTION PROCEDURE

1.CHECK CAN COMMUNICATION SYSTEM

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

    1. for LHD with Central Gateway ECU (Click here)
    2. for LHD without Central Gateway ECU (Click here)
    3. for RHD with Central Gateway ECU (Click here)
    4. for RHD without Central Gateway ECU (Click here)
    OK:
    CAN communication system DTCs are not output.
    Result
    Result
    		Proceed to
    OK
    		A
    NG (for LHD with Central Gateway ECU)
    		B
    NG (for LHD without Central Gateway ECU)
    		C
    NG (for RHD with Central Gateway ECU)
    		D
    NG (for RHD without Central Gateway ECU)
    		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 FRONT POWER SEAT CONTROL SYSTEM

  1. Check if the front power seat control system is malfunctioning (Click here).

    HINT:
    Customization may not be possible depending on the malfunction in the front power seat control system.
    OK:
    No malfunctions are present in the front power seat control system.


NG
GO TO FRONT POWER SEAT CONTROL SYSTEM (Click here)
OK


3.CHECK CUSTOMIZE ITEMS

  1. Display the "Vehicle Customization" screen.

  1. Make a note of the customizable items for each Front power seat switch LH related system.

    HINT:
    These items shown as customizable via the multi-display assembly vehicle customization screen can also be changed using the GTS. In a following step, the GTS will be used.

    1. Check the customize parameters list for the front power seat control system related items that can be customized via the multi-display assembly screen (Click here).

  1. Manually change and confirm that it was possible to successfully change the settings of the customize parameters for each system 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 manual procedure.


NG
REPLACE FRONT POWER SEAT SWITCH (Click here)
OK

REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)