Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter [11/2017 - ]: Procedure

1. Disconnect the O146 radio receiver assembly connector.
2. Disconnect the O151 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
   O146-14 (ADPG) - O151-2 (ADPG)	Always	Below 1 Ω
   O146-10 (AGND) - O151-7 (AGND)	Always	Below 1 Ω
   O146-12 (VAR+) - O151-6 (VAR+)	Always	Below 1 Ω
   O146-11 (VAL+) - O151-1 (VAL+)	Always	Below 1 Ω
   O146-13 (VA-) - O151-5 (VA-)	Always	Below 1 Ω
   O146-14 (ADPG) or O151-2 (ADPG) - Body ground	Always	10 kΩ or higher
   O146-10 (AGND) or O151-7 (AGND) - Body ground	Always	10 kΩ or higher
   O146-12 (VAR+) or O151-6 (VAR+) - Body ground	Always	10 kΩ or higher
   O146-11 (VAL+) or O151-1 (VAL+) - Body ground	Always	10 kΩ or higher
   O146-13 (VA-) or O151-5 (VA-) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [11/2017 - 03/2019]  , or refer to  PROBLEM SYMPTOMS TABLE [03/2019 - 09/2020]  , or refer to  PROBLEM SYMPTOMS TABLE [09/2020 - 01/2023]  , or refer to  PROBLEM SYMPTOMS TABLE [01/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR