Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018FBD
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: B15A3; Stereo Component Amplifier Malfunction; 2018 - 2020 MY Sienna [11/2017 -        ]

DTC

B15A3

Stereo Component Amplifier Malfunction

DESCRIPTION

This DTC is stored when a malfunction occurs in the stereo component amplifier assembly.

DTC Code

DTC Detection Condition

Trouble Area

B15A3

When any of the following conditions is met:

  • Internal power supply malfunction
  • DSP error
  • EEPROM error

Stereo component amplifier assembly

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Click here 2018 - 2020 MY Sienna [11/2017 -        ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: DTC CHECK / CLEAR

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

Click here 2018 - 2020 MY Sienna [11/2017 -        ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: DTC CHECK / CLEAR

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY