NAVIGATION SYSTEM Display Signal Circuit between Navigation Receiver Assembly and Stereo Jack Adapter

DESCRIPTION

The No. 1 stereo jack adapter assembly sends the display signal from an external device to the navigation receiver assembly via this circuit.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

PROCEDURE

1. CHECK RADIO WIRE

   
   

   1. Disconnect the a1 No. 1 stereo jack adapter assembly connector.

   2. 

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

      Disconnect the aG1 vehicle wire harness connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition a1-6 (VV+) - aG1-8 Always Below 1 Ω a1-11 (VV-) - aG1-9 Always Below 1 Ω a1-6 (VV+) - Body ground Always 10 kΩ or higher a1-11 (VV-) - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   

   NG

   REPLACE RADIO WIRE Click here

   OK

2. CHECK HARNESS AND CONNECTOR (RADIO WIRE - NAVIGATION RECEIVER ASSEMBLY)

   
   

   1. Disconnect the aG1 radio wire connector.

   2. Disconnect the G113 navigation receiver assembly connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition aG1-8 - G113-13 (VV+) Always Below 1 Ω aG1-9 - G113-14 (VV-) Always Below 1 Ω aG1-1 - G113-12 (SG) Always Below 1 Ω aG1-8 - Body ground Always 10 kΩ or higher aG1-9 - Body ground Always 10 kΩ or higher aG1-1 - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR