RX400h · Service Manual BODY ELECTRICAL

Stereo Component Amplifier Power Source Circuit

Circuit diagnosis

DESCRIPTION

This circuit provides power to the stereo component amplifier.

WIRING DIAGRAM

E110935E01
E110880E03

INSPECTION PROCEDURE


1. INSPECT STEREO COMPONENT AMPLIFIER

  1. E110881E02
    Disconnect the stereo component amplifier connector.

  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/E - Body ground
    Always
    Below 1 Ω
    LRHD - Body ground (*1)
    Always
    Below 1 Ω

    *1: Standard System

  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
    +B - GND
    Always
    10 to 14 V
    +B2 - GND
    Always
    10 to 14 V
    ACC - GND
    Ignition SW ACC
    10 to 14 V



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL


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