Toyota Tacoma (2015-2018) Service Manual: Touch Panel Switch does not Function

Toyota Tacoma (2015-2018) 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. ).

(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

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. ...

Poor Sound Quality in All Modes (Low Volume)

PROCEDURE 1. CHECK AUDIO SETTINGS (a) Set "Treble", "Mid" and "Bass" to the initial values and check that sound is normal. OK: Malf ...

Other materials:

Installation
INSTALLATION PROCEDURE 1. REMOVE MONOLITHIC CONVERTER PROTECTOR (a) Install the upper monolithic converter protector and lower monolithic converter protector with the 2 bolts and 2 nuts. Torque: 11 N·m {107 kgf·cm, 8 ft·lbf} (b) Install the clamp with the bolt as shown in the ...

Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE LANE DEPARTURE ALERT SYSTEM NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current settings before customizing. When troubleshooting a function, fir ...

Rear Occupant Classification Sensor RH Collision Detection (B1788)
DESCRIPTION DTC B1788 is set when the occupant detection ECU receives a collision detection signal, which is sent by the occupant classification sensor rear RH when an accident occurs. DTC B1788 is also set when the front seat with adjuster frame assembly RH is subjected to a strong impact, ...