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 Navigation System.
Click here
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- 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
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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 | .gif) | REMOVE FOREIGN MATTER |
|
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| 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 |
|
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(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
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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
Cursor or Map Rotates when Vehicle Stopped
PROCEDURE
1. CHECK CONDITION
(a) Check with the customer if the vehicle has been turned by a turntable.
OK: Vehicle has not been turned by a turntable. HINT:
If the vehicle is
SEE MORE:
Mass or Volume Air Flow Sensor "A" Circuit Short to Battery (P010012,P010014)
DESCRIPTION The mass air flow meter sub-assembly is a sensor that measures the intake air volume using the following built-in components:
By-pass duct (allows some of the intake air to flow past a silicon chip sensor)
Silicon chip sensor (uses a heater control bridge circuit and temperatur
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE
1. INSPECT FUEL CUT OPERATION (a) Start the engine. (b) Warm up the engine.
(c) Increase the engine speed to approximately 3500 rpm. (d) Use a sound scope to check for fuel injector assembly operating sounds.
(e) When the accelerator pedal is fully released, che
