Toyota Camry (XV70): 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
.gif)
- 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 ignition switch to ACC or ON with your hand touching the operating section, non-response may occur.
| NG | .gif) | REMOVE FOREIGN MATTER |
|
.gif)
| 2. |
CHECK TOUCH PANEL |
(a) Check for foreign matter on the display.
OK:
The display is clean.
| NG | |
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. Click here |
|
.png)
(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
|
READ NEXT:
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.
OK
END
Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
1. CHECK AUDIO SETTINGS
(a) Set treble, middle and bass to the initial values and check that the sound is normal.
OK: The sound returns to normal. HINT: Sound quality adjust
Voice Guidance 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
SEE MORE:
Definition Of Terms
DEFINITION OF TERMS
Term Definition
Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details).
Related DTCs Group of diagnostic trouble codes that are output by the ECM based on the same malfunction detection
Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL INJECTOR ASSEMBLY
NOTICE: This inspection is for checking the fuel injector assembly for an open or short. Because the fuel injector assembly of this vehicle is a high-pressure type, fuel injection volume cannot be checked.
(a) Measure the resistance acco
