A Remote Control System does not Operate [12/2019 - 10/2022]: Procedure

1. Check that the dry-cell battery of the rear switch and volume assembly is not depleted.

   OK

   Battery is not depleted.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE REAR SWITCH AND VOLUME ASSEMBLY BATTERY 

Result: 

OK 

See step  2

1. Clean the infrared ray receiving portion on the television display assembly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a

   Example

2. Check if the malfunction recurs.

   OK

   The remote control system returns to normal.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END 

Result: 

NG 

See step  3

1. Check that the remote control operation of the rear seat entertainment system is not locked.

   OK

   The rear seat entertainment system is not locked.

   Result

   Proceed to
   OK
   NG

Result: 

NG 

RELEASE LOCK 

Result: 

OK 

See step  4

1. Replace the rear switch and volume assembly with a new or known good one.
2. Check that the remote control system operates normally.

   OK

   The remote control system operates normally.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

END (REAR SWITCH AND VOLUME ASSEMBLY WAS DEFECTIVE) 

Result: 

NG 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [12/2019 - 10/2022]