Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Stereo Component Amplifier Malfunction (B15A3)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System(for Gasoline Model) / Stereo Component Amplifier Malfunction (B15A3)

DESCRIPTION

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

Stereo component amplifier 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 STEREO COMPONENT AMPLIFIER ASSEMBLY

    AVC-LAN Circuit

    Navigation Processor Malfunction (B15AD)

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Shift Lever: Reassembly
    REASSEMBLY PROCEDURE 1. INSTALL LOWER POSITION INDICATOR HOUSING (a) Engage the 4 claws and 2 guides to install the lower position indicator housing to the shift lock control unit assembly. NOTICE: Do not damage the lower position indicator housing. 2. INSTALL INDICATOR LIGHT WIRE SUB-ASSEMBLY (a) I ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

    © 2024 Copyright www.tavalon.net
    0.0238