Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [09/2014 - 11/2017]: Procedure

1. Disconnect the O58 radio receiver assembly connector.
2. Disconnect the O66 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
   O58-16 (ADPG) - O66-1 (ADPG)	Always	Below 1 Ω
   O58-5 (AGND) - O66-7 (AGND)	Always	Below 1 Ω
   O58-7 (VAR+) - O66-2 (VAR+)	Always	Below 1 Ω
   O58-8 (VAL+) - O66-3 (VAL+)	Always	Below 1 Ω
   O58-15 (VA-) - O66-4 (VA-)	Always	Below 1 Ω
   O58-16 (ADPG) - Body ground	Always	10 kΩ or higher
   O58-5 (AGND) - Body ground	Always	10 kΩ or higher
   O58-7 (VAR+) - Body ground	Always	10 kΩ or higher
   O58-8 (VAL+) - Body ground	Always	10 kΩ or higher
   O58-15 (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 [09/2014 - 11/2017] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR