Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Stereo Component Amplifier Component Internal Failure (B15A396)

Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System / Stereo Component Amplifier Component Internal Failure (B15A396)

DESCRIPTION

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

B15A396

Stereo Component Amplifier Component Internal Failure

When any of the following conditions is met:

(2 trip detection logic)

  • Internal power supply malfunction
  • Internal malfunction
  • DSP error
  • EEPROM error

Stereo component amplifier assembly

Navigation System

A

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Navigation System > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Turn the ignition switch off.

(b) Check for DTCs and proceed to the following step.

Body Electrical > Navigation System > Trouble Codes

Result

Proceed to

DTCs are not output

A

DTC B15A396 is output

B
A

GO TO HOW TO PROCEED WITH TROUBLESHOOTING

B

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

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