Panel Switches do not Function [10/2014 - ]: Procedure

1. Check for foreign matter around the switches that might prevent operation.

   OK

   No foreign matter is found.

Result: 

NG 

REMOVE ANY FOREIGN MATTER FOUND 

Result: 

OK 

See step  2

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Enter the "Panel & Steering Switch Check Mode" screen. Refer to Check Panel & Steering Switch in Operation Check (Refer to OPERATION CHECK [10/2014 - 10/2015] or OPERATION CHECK [10/2015 - ] ).
2. Operate the abnormal switch and check if the switch status is correctly displayed.

   OK

   The switch status is correctly displayed as operated.

Result: 

OK 

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY 

(Refer to REMOVAL [10/2014 - ] )

Result: 

NG 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE 

(Refer to PROBLEM SYMPTOMS TABLE [10/2014 - 10/2015] or PROBLEM SYMPTOMS TABLE [10/2015 - ] )