Toyota Venza: Touch Panel Switch does not Function

Toyota Venza Service Manual / Navigation / Multi Info Display / Navigation System / Touch Panel Switch does not Function

PROCEDURE

1.	CHECK MULTI-DISPLAY

(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.

REMOVE FOREIGN MATTER

2.	CHECK TOUCH PANEL

(a) Check for foreign matter on the display.

OK:

The display is clean.

CLEAN DISPLAY AND RECHECK TOUCH PANEL

3.	CHECK TOUCH SWITCH (OPERATION CHECK)

(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.

REPLACE NAVIGATION RECEIVER ASSEMBLY

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Panel Switches do not Function

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Screen Flicker or Color Distortion

PROCEDURE 1. CHECK DISPLAY SETTING (a) Reset display settings (contrast, brightness) and check that the screen appears normal. OK: The display returns to normal. ...

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Problem Symptoms Table
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