Toyota Tundra Service Manual: Stereo Component Amplifier Malfunction (B15A3)

Toyota Tundra Service Manual / Audio, Visual, Telematics / Navigation / Multi Info Display / Navigation System / Stereo Component Amplifier Malfunction (B15A3)

DESCRIPTION

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

DTC Code

DTC Detection Condition

Trouble Area

B15A3

When one of the conditions below is met:

  • Internal power supply malfunction
  • DSP error
  • EEPROM error

Stereo component amplifier assembly

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page ).

(b) Check for DTCs (See page ).

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

    AVC-LAN Circuit

    Short in GPS Antenna (B15C0,B15C1)

    See More:

    Toyota Tundra Service Manual > Cruise Control System: Terminals Of Ecu
    TERMINALS OF ECU CHECK ECM (for 1UR-FE) HINT: The standard voltage, resistance and waveform between each pair of the ECM terminals is shown in the table below. The appropriate conditions for checking each pair of the terminals is also indicated. The result of checks should be compared with the stand ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2022 Copyright www.ttundra.com
    0.0188