Audio And Visual System Stereo Component Amplifier Power Source Circuit

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Audio Visual. Lexus Is250, Is220D. Gse20 Ale20

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT STEREO COMPONENT AMPLIFIER

AUDIO AND VISUAL SYSTEM - Stereo Component Amplifier Power Source Circuit


DESCRIPTION

This circuit provides power to the stereo component amplifier.

WIRING DIAGRAM


Lexus Is250, Is220D. Gse20 Ale20.Audio Visual.Audio And Visual System.Audio And Visual System Stereo Component Amplifier Power Source Circuit


INSPECTION PROCEDURE

1.INSPECT STEREO COMPONENT AMPLIFIER


    Lexus Is250, Is220D. Gse20 Ale20.Audio Visual.Audio And Visual System.Audio And Visual System Stereo Component Amplifier Power Source Circuit

  1. Disconnect the stereo component amplifier connectors.

  1. Measure the resistance according to the values in the table below.

    Standard resistance:
    Tester connection
    		Condition
    		Specified condition
    GND - Body ground
    		Always
    		Below 1 Ω
    GND2 - Body ground
    		Always
    		Below 1 Ω

  1. Measure the voltage according to the values in the table below.

    Standard voltage:
    Tester connection
    		Condition
    		Specified condition
    +B - GND
    		Always
    		10 to 14 V
    +B2 - GND
    		Always
    		10 to 14 V
    ACC - GND
    		Engine switch on (ACC)
    		10 to 14 V


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE