Pointer does not Reach Screen Edge (07/2015 - 08/2016): Procedure

1. Check if there is any foreign matter around the remote touch switch knob that interferes with knob operation.

   OK

   There is no foreign matter around the remote touch switch knob that interferes with its operation.

Result:  NG

NG 

REMOVE FOREIGN MATTER (CHECK SWITCH KNOB OPERATION AFTER REMOVING MATTER) 

Result:  OK

OK 

See step  2

1. Enter the "Remote Touch Switch Check" screen.

   Refer to Check Remote Touch Switch in Operation Check (Refer to OPERATION CHECK (07/2015 - 08/2016) ).

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Move the remote touch switch knob and press the remote touch switch knob or the "ENTER" button on the remote touch at any blank space on the screen to display the "+" mark.

   HINT: 

   • The "+" mark will be displayed at the point where the remote touch switch knob or the "ENTER" button was pressed.
   • Even if the pointer is moved, the "+" mark will remain at the position where the pointer was when the remote touch switch knob or the "ENTER" button was pressed.
3. Move the pointer to any position using the remote touch switch knob. When the location of the pointer is changed by moving the switch knob, check that the coordinate values "X" and "Y" change between 0 and 255.

   Result

   Result	Proceed to
   Remote touch switch check cannot be performed due to a remote touch switch knob malfunction.	A
   The coordinate values "X" and "Y" do not change between 0 and 255 according to the location of the pointer.	A
   The coordinate values "X" and "Y" change between 0 and 255 according to the location of the pointer.	B

   TEXT IN ILLUSTRATION
   
   

   *a	Pointer
   *b	Coordinates
   *c	"+" mark

Result:  B

B 

REPLACE RADIO RECEIVER ASSEMBLY 

(Refer to REMOVAL (07/2015 -) )

Result:  A

A 

See step  3

1. Activate self check mode (Refer to OPERATION CHECK (07/2015 - 08/2016) ).
2. Check remote touch switch knob position recognition.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   1. Move the remote touch switch knob from the lower left to the upper right to check that the brightness of the switch illumination changes.

      Result

      Result	Proceed to
      Brightness of the switch illumination changes according to remote touch switch knob operation.	A
      Brightness of the switch illumination does not change according to remote touch switch knob operation.	B
      Switch illumination remains on.	B

      HINT: 

      • If the brightness changes according to remote touch switch knob operation, the knob position is being recognized normally.
      • When the switch illumination blinks, the remote touch has stored a DTC.
      TEXT IN ILLUSTRATION
      
      

      *a	Switch Illumination
      *b	Switch Knob

Result:  A

A 

USE SIMULATION METHOD TO CHECK 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING (07/2015 -) )

Result:  B

B 

See step  4

1. Replace the remote operation board with a new or known good one (Refer to DISASSEMBLY (07/2015 -) ).
2. Check that the pointer moves to the edge of the screen.

   OK

   The pointer moves to the edge of the screen.

Result:  OK

OK 

END 

Result:  NG

NG 

REPLACE RADIO RECEIVER ASSEMBLY 

(Refer to REMOVAL (07/2015 -) )