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TELEMATICS SYSTEM Received Voice Signal Circuit

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DTC Code DTC Name
  Received Voice Signal Circuit
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WIRING DIAGRAM

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INSPECTION PROCEDURE

Note:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for G-BOOK (Click here).

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PROCEDURE


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


    1. Disconnect the L194 multi-media module receiver assembly connector.

    2. Disconnect the L195 telematics transceiver connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L194-7 (VOR+) - L195-3 (VOT+) Always Below 1 Ω
      L194-6 (VOR-) - L195-5 (VOT-) Always Below 1 Ω
      L194-7 (VOR+) - Body ground Always 10 kΩ or higher
      L194-6 (VOR-) - Body ground Always 10 kΩ or higher

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    INSPECT TELEMATICS TRANSCEIVER


    1. Remove the telematics transceiver with the connectors still connected.

    2. A01H19SE54

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

      Standard
      Tester Connection Condition Specified Condition
      L195-3 (VOT+) - Body ground Receiving a call while using the operator service A waveform synchronized with the received voice is output.
      L195-5 (VOT-) - Body ground Receiving a call while using the operator service A waveform synchronized with the received voice is output.
      Table 1. Text in Illustration
      *a

      Component with harness connected

      (Telematics Transceiver)

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    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLYClick here

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    REPAIR OR REPLACE HARNESS OR CONNECTOR

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    REPLACE TELEMATICS TRANSCEIVERClick here