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 Manual Air Conditioning System): Blower Motor Circuit
DESCRIPTION The blower motor is operated by signals from the air conditioning amplifier. Blower motor speed signals are transmitted by changes in the duty ratio. Duty Ratio: The duty ratio is the ratio of the blower motor OFF time (B) to the total of the blower motor ON and OFF time (A + B). The blo ...

Toyota Tundra Owners Manual