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.

END

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Tundra Service Manual > Air Conditioning System(for Automatic Air Conditioning System): Air Mix Damper Control Servo Motor Circuit (Driver Side) (B1446/46)
DESCRIPTION The No. 1 damper servo sub-assembly (air mix damper servo motor [for driver side]) sends pulse signals to inform the air conditioning amplifier of the damper position. The air conditioning amplifier activates the motor (normal, reverse) based on the signals to move the air mix damper (fo ...

Toyota Tundra Owners Manual