Navigation System Display Signal Circuit Between Television Camera Ecu And Multi-Display

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Navigation. Lexus Is250, Is220D. Gse20 Ale20

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

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

NAVIGATION SYSTEM - Display Signal Circuit between Television Camera ECU and Multi-display


DESCRIPTION

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

WIRING DIAGRAM


Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Display Signal Circuit Between Television Camera Ecu And Multi-Display


INSPECTION PROCEDURE

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


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Display Signal Circuit Between Television Camera Ecu And Multi-Display
  1. 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
    GVIF- - Body ground
    Always
    10 kΩ or higher
    GVIF+ - 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