Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [11/2015 - 12/2018]: Procedure

1. Disconnect the F92 navigation receiver assembly connector.
2. Disconnect the F39 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
   F92-25 (ADPG) - F39-8 (ADPG)	Always	Below 1 Ω
   F92-11 (AGND) - F39-9 (AGND)	Always	Below 1 Ω
   F92-26 (VAR+) - F39-5 (VAR+)	Always	Below 1 Ω
   F92-28 (VAL+) - F39-6 (VAL+)	Always	Below 1 Ω
   F92-27 (VA-) - F39-7 (VA-)	Always	Below 1 Ω
   F92-25 (ADPG) or F39-8 (ADPG) - Body ground	Always	10 kΩ or higher
   F92-11 (AGND) or F39-9 (AGND) - Body ground	Always	10 kΩ or higher
   F92-26 (VAR+) or F39-5 (VAR+) - Body ground	Always	10 kΩ or higher
   F92-28 (VAL+) or F39-6 (VAL+) - Body ground	Always	10 kΩ or higher
   F92-27 (VA-) or F39-7 (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 [11/2015 - 11/2017]  , or refer to  PROBLEM SYMPTOMS TABLE [11/2017 - 08/2019] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR