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

Toyota CH-R Service Manual / Audio / Video / Audio And Visual System(for Radio And Display Type) / 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 Audio and Visual 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 occurs:
    • 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.

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 > 3zr-fae Battery / Charging: Battery
    Components COMPONENTS ILLUSTRATION *1 BATTERY *2 NO. 2 BATTERY CLAMP *3 POSITIVE BATTERY TERMINAL *4 NEGATIVE BATTERY TERMINAL *5 FUSIBLE LINK COVER *6 ...

    Toyota CH-R Service Manual > Front Door Lock: Components
    COMPONENTS ILLUSTRATION *A for Driver Side *B for Front Passenger Side *1 FRONT DOOR BELT SEAL *2 FRONT DOOR GLASS INNER WEATHERSTRIP *3 FRONT DOOR INSIDE HANDLE BEZEL PLUG ...

    Toyota C-HR (AX20) 2023-2026 Owner's Manual

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2026 Copyright www.tochr.net
    0.0102