Lexus IS250 · Service Manual BODY ELECTRICAL

Display Signal Circuit between Television Camera ECU and Multi-display

Circuit diagnosis

DESCRIPTION

This is the display signal circuit from the television camera ECU to the multi-display.

WIRING DIAGRAM

E124107E05

INSPECTION PROCEDURE


1. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY - TELEVISION CAMERA ECU)

  1. E125088E04
    Disconnect the multi-display connector w1 and television camera ECU connector w2.

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

    Standard resistance:
    Tester connection
    Condition
    Specified condition
    GVI+ - GVO+
    Always
    Below 1 Ω
    GVI- - GVO-
    Always
    Below 1 Ω
    GVG1 - GVG1
    Always
    Below 1 Ω
    GVI- - Body ground
    Always
    10 kΩ or higher
    GVI+ - Body ground
    Always
    10 kΩ or higher



NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE


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