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:

Repair
REPAIR PROCEDURE 1. STEERING OFF CENTER REPAIR PROCEDURE (a) Check if the steering wheel is off center. (1) Apply masking tape to the top center of the steering wheel and upper steering column cover. Text in Illustration *1 Steering Wheel ...

Reverse Signal Circuit
DESCRIPTION The radio and display receiver assembly*1 or navigation receiver assembly*2 receives a reverse signal from the park/neutral position switch*3 or the back-up light switch assembly*4. *1: w/o Navigation System *2: w/ Navigation System *3: for Automatic Transmission ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. DTC CHECK HINT: When DTC B1650/23 is detected as a result of troubleshooting for the airbag system, troubleshoot the occupant classification system. Use the Techstream to read and clear DTCs, otherwise the DTCs cannot be read and cleared. (a) Check ...