Lexus IS250 · Service Manual BODY ELECTRICAL

Multi-display Power Source Circuit

Circuit diagnosis

DESCRIPTION

This is the power source circuit to operate the multi-display.

WIRING DIAGRAM

E124091E01

INSPECTION PROCEDURE


1. INSPECT MULTI-DISPLAY

  1. E119725E06
    Disconnect the multi-display connector J50.

  1. Measure the resistance according to the value(s) in the table below.

    Standard resistance:
    Tester connection
    Condition
    Specified condition
    GND1 - Body ground
    Always
    Below 1 Ω

  1. Measure the voltage according to the value(s) in the table below.

    Standard voltage:
    Tester connection
    Condition
    Specified condition
    +B1 - GND1
    Always
    10 to 14 V
    ACC - GND1
    Engine switch on (ACC)
    10 to 14 V
    IG - GND1
    Engine switch on (IG)
    10 to 14 V



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE


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