G-BOOK SYSTEM Transmitted Voice Signal Circuit

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - TELEMATICS TRANSCEIVER)

   
   

   1. Disconnect the H158 multi-media module receiver assembly connector.

   2. Disconnect the H159 telematics transceiver connector.

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

      Standard Resistance

      Tester Connection Condition Specified Condition H158-7 (VOR+) - H159-3 (VOT+) Always Below 1 Ω H158-6 (VOR-) - H159-5 (VOT-) Always Below 1 Ω H158-3 (VOT+) - H159-7 (VOR+) Always Below 1 Ω H158-5 (VOT-) - H159-6 (VOR-) Always Below 1 Ω H158-7 (VOR+) - Body ground Always 10 kΩ or higher H158-6 (VOR-) - Body ground Always 10 kΩ or higher H158-3 (VOT+) - Body ground Always 10 kΩ or higher H158-5 (VOT-) - Body ground Always 10 kΩ or higher

   
   
   • OKClick here
   • NG

     REPAIR OR REPLACE HARNESS OR CONNECTOR

2. Click here

   INSPECT MULTI-MEDIA MODULE RECEIVER ASSEMBLY

   
   
   1. 

      Check for pulses according to the value(s) in the table below.

      Standard
      Tester Connection Condition Specified Condition H158-3 (VOT+) - Body ground Calling while using the operator service A waveform synchronized with the sent voice is output. H158-5 (VOT-) - Body ground Calling while using the operator service A waveform synchronized with the sent voice is output.

      Table 2. Text in Illustration

      *a	Component with harness connected (Multi-media Module Receiver Assembly)

   
   
   • OK

     REPLACE TELEMATICS TRANSCEIVER (Click here)

   • NG

     REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY (Click here)