Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001K5RY
Model Year Start: 2020 Model: Avalon Prod Date Range: [08/2019 -           ]
Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (for Gasoline Model): B15A3; Stereo Component Amplifier Malfunction; 2020 - 2022 MY Avalon [08/2019 -        ]

DTC

B15A3

Stereo Component Amplifier Malfunction

DESCRIPTION

This DTC is stored when a malfunction occurs in the radio and display receiver assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15A3

Stereo Component Amplifier Malfunction

When any of the following conditions is met:

  • Internal power supply malfunction
  • DSP error
  • EEPROM error

Radio and display receiver assembly

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Body Electrical > Navigation System > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY