Navigation System Screen Flicker Or Color Distortion

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

INSPECTION PROCEDURE

CHECK DISPLAY SETTING

CHECK CABIN

CHECK COLOR BAR (DISPLAY CHECK MODE)

CHECK NAVI COLOR BAR (NAVIGATION CHECK MODE)

NAVIGATION SYSTEM - Screen Flicker or Color Distortion


INSPECTION PROCEDURE

1.CHECK DISPLAY SETTING


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Screen Flicker Or Color Distortion
  1. Enter the display adjustment screen by pressing the "DISP" switch.

  1. Reset display settings (contrast, brightness) and check that the screen appears normal.



    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Screen Flicker Or Color Distortion
  1. Press the "INFO" switch and then select "Screen Setting."



    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Screen Flicker Or Color Distortion
  1. Set the "Switch Color" to "Blue" (initial setting) and check if the display returns to normal.

    OK:
    Returns to normal.


NG
Go to step 2
OK

END

2.CHECK CABIN
  1. Check that the cabin temperature is warmer than -20°C (-4.0°F).

    OK:
    Cabin is warmer than -20°C (-4.0°F).


NG
HEAT CABIN
OK


3.CHECK COLOR BAR (DISPLAY CHECK MODE)


    Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Screen Flicker Or Color Distortion
  1. Enter the "Display Check" mode (Color Bar Check) (Click here).

  1. Check that the color bars match the displayed names.

    OK:
    Color bars match the displayed names.


NG
REPLACE MULTI-DISPLAY
OK


4.CHECK NAVI COLOR BAR (NAVIGATION CHECK MODE)
Lexus Is250, Is220D. Gse20 Ale20.Navigation.Navigation System.Navigation System  Screen Flicker Or Color Distortion
  1. Enter the "Navigation Check" mode (NAVI Color Bar Check) (Click here).

  1. Check that the color bars match the displayed names.

    OK:
    Color bars match the displayed names.


OK
REPLACE MULTI-DISPLAY
NG

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE