Switch Operation of Remote Touch not Accepted [11/2017 - 09/2020]: Procedure

1. Activate diagnostic mode and check if the "Service Menu" screen can be displayed.

   Refer to DTC CHECK / CLEAR [11/2017 - 03/2019] , or refer to DTC CHECK / CLEAR [03/2019 - 09/2020]

   OK

   Diagnostic mode can be activated.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

See step  3

Result: 

OK 

See step  2

1. Enter the "Panel & Steering Switch Check Mode" screen. Refer to Check Panel & Steering Switch in Operation Check.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Refer to OPERATION CHECK [11/2017 - 09/2020]

2. Operate the abnormal switch and check if the switch status is correctly displayed.

   OK

   The switch status is correctly displayed as operated.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [11/2017 - 03/2019]  , or refer to  REMOVAL [03/2019 - ] 

Result: 

NG 

See step  3

1. Enter self-diagnostic mode.

   Refer to OPERATION CHECK [11/2017 - 09/2020]

2. Operate the remote touch screen in the upper left to turn the switch illumination off.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Switch Illumination
   *b	Remote Touch Screen

   NOTE:

   Since the remote touch screen may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the remote touch (remote operation controller assembly) in self-diagnostic mode.

3. With the switch illumination turned off, press each switch of the remote touch (remote operation controller assembly) and check that the switch illumination turns on.

   Result

   Result	Proceed to
   Self check mode cannot be activated.	A
   Some switches do not turn on the switch illumination when they are pressed.
   All switches turn on the switch illumination when they are pressed.	B

Result: 

A 

REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY). Refer to  REMOVAL [09/2014 - ] 

Result: 

B 

REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [11/2017 - 03/2019]  , or refer to  REMOVAL [03/2019 - ]