Toyota Tundra Service Manual: XM Tuner Malfunction (B15BA)

DESCRIPTION

This DTC is stored when a malfunction occurs in the extension module.

DTC Code

DTC Detection Condition

Trouble Area

B15BA

When either of the conditions below is met:

  • Internal IC malfunction
  • Tuner malfunction

Stereo component tuner assembly

CAUTION / NOTICE / HINT

NOTICE:

After replacing the stereo component tuner assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page ).

(b) Check for DTCs (See page ).

OK:

No DTCs are output.

Result

Result

Proceed to

OK

A

NG (for Column Shift Type)

B

NG (for Floor Shift Type)

C

A

USE SIMULATION METHOD TO CHECK

B

REPLACE STEREO COMPONENT TUNER ASSEMBLY

C

REPLACE STEREO COMPONENT TUNER ASSEMBLY

    Audio And Visual System

    Speaker Output Short (B15C3)

    See More:

    Toyota Tundra Service Manual > Can Communication System: Open in One Side of Bus 4 Branch Line
    DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0096