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Home >> Lexus >> 2022 >> RC F Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio / Video System - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2) >> Audio And Visual System >> DTC B15F6: Main Body ECU Vehicle Information Reading/Writing Process Malfunction [03/2019 - ] >> Description

DTC B15F6: Main Body ECU Vehicle Information Reading/Writing Process Malfunction [03/2019 - ]: 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 multi-display assembly screen:

DTC No. Detection Item DTC Detection Condition Trouble Area
B15F6 Main Body ECU Vehicle Information Reading/Writing Process Malfunction Main body ECU (multiplex network body ECU) vehicle setting processing malfunction
  • CAN communication system
  • Power door lock control system
  • Wireless door lock control system
  • Lighting system (for Interior)
  • Lighting system (for Exterior)
  • Main body ECU (multiplex network body ECU)
  • Radio receiver assembly