Pointer does not Reach Screen Edge [09/2014 - 11/2017]: Procedure

1. Check if there is any foreign matter around the touchpad that interferes with operation of the screen.

   OK

   There is no foreign matter around the touchpad that interferes with operation of the screen.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REMOVE FOREIGN MATTER (CHECK OPERATION AGAIN) 

Result: 

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 [09/2014 - 11/2017]

2. When the touchpad is pressed or double tapped, the "+" mark is displayed in any blank space on the screen.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Pointer
   *b	Coordinate
   *c	"+" Mark

   HINT: 

   • The "+" mark is displayed at the pointer position when the touchpad is pressed or double tapped.
   • Even if the pointer is moved, the "+" mark will remain at the position where the pointer was when the touchpad was pressed or double tapped.
3. Operate the touchpad to move the pointer. When the location of the pointer is changed by operating the touchpad, check that the coordinate value "X" changes between 0 and 255 and coordinate value "Y" changes between 1 and 255.

   Result

   Result	Proceed to
   Remote touch switch check cannot be performed due to a touchpad malfunction.	A
   The coordinate value "X" does not change between 0 and 255 and coordinate value "Y" does not change between 1 and 255 according to the location of the pointer.
   The coordinate value "X" changes between 0 and 255 and coordinate value "Y" changes between 1 and 255 according to the location of the pointer.	B

Result: 

B 

REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [09/2014 - 11/2017] 

Result: 

A 

See step  3

1. Activate self-diagnostic mode.

   Refer to OPERATION CHECK [09/2014 - 11/2017]

2. Check touchpad operation position recognition.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Switch Illumination
   *b	Touchpad

   1. Operate the touchpad diagonally from the lower left to the upper right and check that the brightness of the switch illumination changes.
      NOTE:

      Since the touchpad may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the touchpad in self-diagnostic mode.

      Result

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

      HINT: 

      If the switch illumination blinks, the remote touch (remote operation controller assembly) has stored a DTC.

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 08/2016]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2016 - 11/2017] 

Result: 

B 

See step  4

1. Replace the remote touch (remote operation controller assembly) with a new or known good one.

   Refer to REMOVAL [09/2014 - ]

2. Check that the pointer moves to the edge of the screen.

   OK

   The pointer moves to the edge of the screen.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END 

Result: 

NG 

REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [09/2014 - 11/2017]