Toyota 4Runner: 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.
| NG | .gif) |
REMOVE ANY FOREIGN MATTER FOUND |
|
.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) |
.png)
(a) Enter the "Touch Switch Check" screen. Refer to Check Touch Switch in Operation
Check (See page .gif)
).
(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
PROCEDURE
1.
CHECK PANEL SWITCH
(a) Check for foreign matter around the switches that might prevent operation.
OK:
No foreign matter is found.
NG
...
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 about Toyota 4Runner:
Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Inspect the light control switch.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
...
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
2. REMOVE LOWER STEERING COLUMN COVER
(a) Turn the st ...
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