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

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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

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SEE MORE:

 System Diagram

SYSTEM DIAGRAM Communication Table Transmitter Receiver Signal Communication Method Rear Window Defogger Switch (Air Conditioning Control Assembly) Air Conditioning Amplifier Assembly Rear Window Defogger Switch Signal LIN

 Installation

INSTALLATION PROCEDURE 1. INSTALL TELEPHONE AND GPS ANTENNA BRACKET 2. INSTALL TELEPHONE AND GPS ANTENNA ASSEMBLY (a) Engage the 6 guides and 2 claws to install the telephone and GPS antenna assembly as shown in the illustration. Install in this Direction 3. INSTALL TELEPHONE AND GPS ANTEN

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