Lexus IS250 · Service Manual BODY ELECTRICAL

Screen Flicker or Color Distortion

Circuit diagnosis

INSPECTION PROCEDURE


1. CHECK DISPLAY SETTING

  1. E124059E01
    Enter the display adjustment screen by pressing the "DISP" switch.

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

  1. E124060E01
    Press the "INFO" switch and then select "Screen Setting."

  1. E124061E01
    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)

  1. I100037E05
    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)
I100050E04
  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


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