DTC B15F8: D-Seat ECU Vehicle Information Reading/Writing Process Malfunction [10/2018 - 10/2019]: 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 front power seat control system (w/ Memory) related items that are customizable via the multi-display screen.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B15F8	D-Seat ECU Vehicle Information Reading/Writing Process Malfunction	Main body ECU (multiplex network body ECU) vehicle setting processing malfunction	CAN communication system Front power seat control system (w/ Memory) Main body ECU (multiplex network body ECU) Radio receiver assembly