PROCEDURE
(a) Check if there is any foreign matter caught between the display and exterior frame of the multi-display. OK: No foreign matter is caught between the display and exterior frame of the multi-display. HINT: If there is foreign matter between the display and exterior frame of the multi-display, the touch panel will remain pressed, preventing touch switch operation.
(a) Check for foreign matter on the display. OK: The display is clean.
(a) Enter the "Touch Switch Check" screen. Refer to Check Touch Switch in Operation Check (See page
(b) Touch the display in the area where the switch malfunction occurs. OK: A "+" mark appears at the touched position. Result
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Toyota Tundra Service Manual > Power Tilt And Power Telescopic Steering Column System: Tilt and Telescopic Manual Switch Circuit
DESCRIPTION Different voltage values are sent to the multiplex tilt and telescopic ECU by operating the tilt and telescopic switch (headlight dimmer switch assembly). The multiplex tilt and telescopic ECU then judges which motor and in which direction that motor should operate based on the voltage v ...