Lexus ES: Stereo Component Amplifier Malfunction (B15A3)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for Hv Model) / 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

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.

USE SIMULATION METHOD TO CHECK

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

SEE MORE:

Open in Outer Mirror Indicator(Master) (C1AB4)

DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects an open in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Trouble Area C1AB4 Open in Outer Mirror Indicator(Master) Both of the following conditions are met: The

Engine Stalls

DESCRIPTION Problem Symptom Suspected Area Trouble Area Engine speed fluctuation due to abnormal combustion Idle speed too low or high Strong engine vibration due to above symptoms Ignition malfunction Deviation in air fuel ratio (Excessive or insufficient intake air volume

Lexus ES: Stereo Component Amplifier Malfunction (B15A3)

READ NEXT:

Display Malfunction (B15A6,B15B0)

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

Speaker Output Short (B15C3)

SEE MORE:

Open in Outer Mirror Indicator(Master) (C1AB4)

Engine Stalls