Toyota Corolla Cross Owners & Service Manuals

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

Toyota Corolla Cross (2022-2024) 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

    READ NEXT:

     Speaker Output Short Actuator Stuck (B15C371)

    DESCRIPTION This DTC is stored when the radio and display receiver assembly*1 or stereo component amplifier assembly*2 detects a short in a speaker circuit. DTC No. Detection

     Telematics Transceiver Missing Message (B15DB87)

    DESCRIPTION When the radio and display receiver assembly cannot detect the telematics transceiver, this DTC will be stored. DTC No. Detection Item DTC Detection Co

     XM Tuner Antenna Circuit Short to Ground (B15FE11,B15FE13)

    DESCRIPTION These DTCs are stored when a malfunction occurs in the XM antenna which is connected to the radio and display receiver assembly. DTC No. Detection Item

    SEE MORE:

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 ECM *2 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - INJ FUSE *3 IGNITION COIL ASSEMBLY *4 SPARK PLUG

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 TIMING CHAIN COVER ASSEMBLY 11310 - - - 2 OIL PAN SUB-ASSEMBLY 12101 - - 3 OIL STRAINER SUB-ASSEMBLY 15104

    © 2020-2024 Copyright www.tcorollacross.com