Lexus ES manuals

Lexus ES: 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

READ NEXT:

 Display Malfunction (B15A6,B15B0)

DESCRIPTION These DTCs are stored when a malfunction occurs in the multi-display assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15A6 Display Malfunction When a

 Navigation Processor Malfunction (B15AD)

DESCRIPTION This DTC is stored when a malfunction occurs in the navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B15AD Navigation Processor Malfunction When

 GPS Antenna Connection Malfunction(short) (B15C0,B15C1)

DESCRIPTION These DTCs are stored when a malfunction occurs in the navigation antenna assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15C0 GPS Antenna Connection

SEE MORE:

 Inspection

INSPECTION PROCEDURE 1. INSPECT FRONT DOOR ILLUMINATION LIGHT LH (FRONT DOOR OUTSIDE HANDLE ASSEMBLY LH) *a Component without harness connected (Front Door Illumination Light LH (Front Door Outside Handle Assembly LH)) (a) Connect 4 dry-cell batteries (1.5 V) in series. NOTICE: Do not use r

 Components

COMPONENTS ILLUSTRATION *1 VACUUM HOSE *2 FLOW SHUTTING VALVE (NO. 1 WATER BY-PASS HOSE) *3 WATER BY-PASS HOSE ASSEMBLY *4 STEERING GEAR HEAT INSULATOR *5 WIRE HARNESS *6 FRONT FRAME ASSEMBLY *7 TRANSMISSION BREATHER CLAMP *8 HOSE CLAMP Tightening torqu

© 2016-2026 Copyright www.lexguide.net