Stereo Jack Adapter Light does not Illuminate [10/2015 - 08/2019]: Procedure

1. Disconnect the J133 and J57 No. 1 stereo jack adapter assembly connectors.
2. Measure the voltage according to the value (s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to No. 1 Stereo Jack Adapter Assembly)

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   J133-1 (USV1) - Body ground	Power switch on (ACC)	5 V
   J57-12 (ACC) - Body ground	Power switch on (ACC)	11 to 14 V

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE NO. 1 STEREO JACK ADAPTER ASSEMBLY. Refer to  REMOVAL [10/2015 - 08/2019] 

Result: 

NG 

See step  2

1. Disconnect the J132 radio receiver assembly connector.
2. Disconnect the J133 No. 1 stereo jack adapter assembly connector.
3. Measure the resistance according to the value (s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Radio Receiver Assembly)
   *b	Front view of wire harness connector (to No. 1 Stereo Jack Adapter Assembly)

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   J133-1 (USV1) - J132-1 (USV1)	Always	Below 1 Ω
   J133-1 (USV1) or J132-1 (USV1) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  3

1. Disconnect the J51 radio receiver assembly connector.
2. Disconnect the J57 No. 1 stereo jack adapter assembly connector.
3. Measure the resistance according to the value (s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   J51-11 (ACC) - J57-12 (ACC)	Always	Below 1 Ω
   J51-11 (ACC) or J57-12 (ACC) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2015 - 08/2016]  , or refer to  REMOVAL [08/2016 - 03/2018]  , or refer to  REMOVAL [03/2018 - 08/2019] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR