Sound Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter [10/2015 - ]: Procedure

1. Disconnect the K58 radio receiver assembly connector.
2. Disconnect the K45 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
   K58-16 (ADPG) - K45-1 (ADPG)	Always	Below 1 Ω
   K58-5 (AGND) - K45-7 (AGND)	Always	Below 1 Ω
   K58-7 (VAR+) - K45-2 (VAR+)	Always	Below 1 Ω
   K58-8 (VAL+) - K45-3 (VAL+)	Always	Below 1 Ω
   K58-15 (VA-) - K45-4 (VA-)	Always	Below 1 Ω
   K58-16 (ADPG) or K45-1 (ADPG) - Body ground	Always	10 kΩ or higher
   K58-5 (AGND) or K45-7 (AGND) - Body ground	Always	10 kΩ or higher
   K58-7 (VAR+) or K45-2 (VAR+) - Body ground	Always	10 kΩ or higher
   K58-8 (VAL+) or K45-3 (VAL+) - Body ground	Always	10 kΩ or higher
   K58-15 (VA-) or K45-4 (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 [10/2015 - 09/2017]  , or refer to  PROBLEM SYMPTOMS TABLE [09/2017 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR