Toyota CH-R Service Manual: Touch Panel Switch does not Function

CAUTION / NOTICE / HINT

NOTICE:

  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.

    Click here

  • When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio and display receiver assembly may not operate normally.

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.
  • Turn the engine switch on (ACC) or on (IG) with your hand touching the operating section, non-response may occur.
NG

REMOVE FOREIGN MATTER

OK

2.

CHECK TOUCH PANEL

(a) Check for foreign matter on the display.

OK:

The display is clean.

NG

CLEAN DISPLAY AND RECHECK TOUCH PANEL

OK

3.

CHECK TOUCH SWITCH (OPERATION CHECK)

(a) Enter the "Touch Switch Check" screen. Refer to Check Touch Switch in Operation Check.

Click here

(b) Touch the display in the area where the switch malfunction occurs.

OK:

A "+" mark appears at the touched position.

OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Panel Switches do not Function
    CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be neede ...

    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. ...

    Other materials:

    Toyota CH-R Service Manual > Spiral Cable: Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the spiral cable sub-assembly removal/installation are shown below. Necessary Procedure After Parts ...

    Toyota CH-R Service Manual > Smart Key System(for Entry Function): Diagnostic Trouble Code Chart
    DIAGNOSTIC TROUBLE CODE CHART Smart Key System (for Entry Function) DTC No. Detection Item Link B27A1 Open in Driver Side Electrical Antenna Circuit B27A2 Open in Front Passenger Side Electrical A ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2024 Copyright www.tochr.net
    0.0127