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TELEMATICS SYSTEM(for G-BOOK), Diagnostic DTC:B15DE

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DTC Code DTC Name
B15DE Telematics Transceiver Location Data Blackout
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DESCRIPTION

The telematics transceiver checks the reception condition of the location data every minute after the power switch is turned on (ACC). If the location data is not received from the radio receiver assembly for 5 minutes, this DTC will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15DE Telematics Transceiver Location Data Blackout Location information from USB communication is interrupted

  • Harness or connector

  • Antenna cord sub-assembly (I/P)

  • Telematics transceiver

  • Navigation ECU

  • Radio receiver assembly
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

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.

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  • When replacing the telematics transceiver, make sure to replace it with a new one.

  • When replacing the radio receiver assembly or navigation ECU, always replace it with a new one.

    If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:


    • A communication malfunction DTC may be stored.

    • The radio receiver assembly or navigation ECU may not operate normally.

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PROCEDURE


  1. Click here

    CHECK DTC OUTPUT


    1. Clear the DTCs.

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      1. Body Electrical > Navigation System > Clear DTCs


    2. Recheck for DTCs and check if the same DTC is output again.

      Click here


      1. Body Electrical > Navigation System > Trouble Codes


      Result
      Result Proceed to
      No DTCs are output. A
      B15DB and B15DE are output. B
      Only B15DE is output. C

  2. Click here

    CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - ANTENNA CORD SUB-ASSEMBLY [I/P])


    1. Disconnect the G53 radio receiver assembly connector.

    2. Disconnect the G152 Antenna cord sub-assembly (I/P) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G53-10 (USBV) - G152-5 (USBV) Always Below 1 Ω
      G53-11 (USBG) - G152-3 (USBG) Always Below 1 Ω
      G53-10 (USBV) - Body ground Always 10 kΩ or higher
      G53-11 (USBG) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    CHECK ANTENNA CORD SUB-ASSEMBLY (I/P)


    1. B004XUJC01
      *a

      Front view of wire harness connector

      (to Telematics Transceiver)
      *b

      Front view of wire harness connector

      (to Wire Harness)

      Disconnect the antenna connector from the telematics transceiver.

    2. Disconnect the antenna connector from the wire harness.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-5 (USBV) - G152-5 (USBV) Always Below 1 Ω
      A-3 (USBG) - G152-3 (USBG) Always Below 1 Ω
      A-5 (USBV) - Body ground Always 10 kΩ or higher
      A-3 (USBG) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

  4. Click here

    CHECK RADIO RECEIVER ASSEMBLY (USBV, USBG)


    1. Disconnect the A telematics transceiver connector.

    2. B004RLAC03
      *a

      Front view of wire harness connector

      (to Telematics Transceiver)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-3 (USBG) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      A-5 (USBV) - A-3 (USBG) Power switch on (ACC) 4.75 to 5.25 V
      Result
      Proceed to
      OK
      NG

  5. Click here

    CHECK ANTENNA CORD SUB-ASSEMBLY (I/P)


    1. B004U41C08
      *a

      Front view of wire harness connector

      (to Telematics Transceiver)
      *b

      Front view of wire harness connector

      (to Navigation ECU)

      Disconnect the antenna connector from the telematics transceiver.

    2. Disconnect the antenna connector from the navigation ECU.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-2 (USB+) - USB-1 (USB+) Always Below 1 Ω
      A-1 (USB-) - USB-2 (USB-) Always Below 1 Ω
      A-6 (USBS) - USB-3 (USBS) Always Below 1 Ω
      A-2 (USB+) - Body ground Always 10 kΩ or higher
      A-1 (USB-) - Body ground Always 10 kΩ or higher
      A-6 (USBS) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

  6. Click here

    CHECK TELEMATICS TRANSCEIVER


    1. Replace the telematics transceiver with a new one.

      Click here

    2. Clear the DTCs.

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      1. Body Electrical > Navigation System > Clear DTCs


    3. Recheck for DTCs and check that no DTCs are output.

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      1. Body Electrical > Navigation System > Trouble Codes


      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    • OK

      END (TELEMATICS TRANSCEIVER IS DEFECTIVE)

    • NGClick here
  7. Click here

    CHECK NAVIGATION ECU


    1. Replace the navigation ECU with a new one.

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    2. Clear the DTCs.

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      1. Body Electrical > Navigation System > Clear DTCs


    3. Recheck for DTCs and check that no DTCs are output.

      Click here


      1. Body Electrical > Navigation System > Trouble Codes


      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    • OK

      END (NAVIGATION ECU IS DEFECTIVE)

    • NG

      REPLACE RADIO RECEIVER ASSEMBLYClick here