Toyota Tundra Service Manual: Screen Flicker or Color Distortion

PROCEDURE

1.

CHECK DISPLAY SETTING

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

OK:

The display returns to normal.

OK

END

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Reverse Signal Circuit

    System Description

    See More:

    Toyota Tundra Service Manual > Can Communication System: Check Bus 2 Line for Short to GND
    DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 18 (CA4H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU (network gateway ECU) and termin ...

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    Toyota Tundra Service Manual

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