TELEMATICS SYSTEM(w/ Telematics Transceiver for G-BOOK), Diagnostic DTC:B15DE

DTC Code DTC Name
B15DE Telematics Transceiver Location Data Blackout

DESCRIPTION

The telematics transceiver checks the reception condition of the location data every minute after the engine switch is turned on (ACC). If the location data is not received from the navigation ECU 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

  • Wire harness or connector

  • Telematics transceiver

  • Radio receiver assembly

  • Navigation ECU

WIRING DIAGRAM

B0074Q7E03
*a Navigation ECU
*b Radio and Display Receiver Assembly
*c Telematics Data Signal (USB Communication Line)
*d Telematics Transceiver

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.

    Click here

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

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      No DTCs are output. A
      DTC B15DB and B15DE are output. B
      Only DTC B15DE is output. C

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    GO TO DTC B15DB Click here

    C

  2. CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - RADIO RECEIVER ASSEMBLY)


    1. Disconnect the O160 radio receiver assembly connector.

    2. Disconnect the O146 telematics transceiver connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O160-4 (USBV) - O146-4 (USBV) Always Below 1 Ω
      O160-2 (USBG) - O146-2 (USBG) Always Below 1 Ω
      O146-4 (USBV) - Body ground Always 10 kΩ or higher
      O146-2 (USBG) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - NAVIGATION ECU)


    1. Check the installation condition.


      1. Check the USB communication lines (digital communication line) between the navigation ECU and the telematics transceiver for any installation or connection problems.

    2. B0076PBC03
      *a

      Front view of wire harness connector

      (to Navigation ECU)
      *b

      Front view of wire harness connector

      (to Telematics Transceiver)

      Disconnect the O166 navigation ECU connector.

    3. Disconnect the O146 telematics transceiver connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O166-1 (USB+) - O146-1-2 (USB(USB+)) Always Below 1 Ω
      O166-2 (USB-) - O146-1-1 (USB(USB-)) Always Below 1 Ω
      O166-3 (USBS) - O146-1-3 (USB(USBS)) Always Below 1 Ω
      O166-1 (USB+) or O146-1-2 (USB(USB+)) - Body ground Always 10 kΩ or higher
      O166-2 (USB-) or O146-1-1 (USB(USB-)) - Body ground Always 10 kΩ or higher
      O166-3 (USBS) or O146-1-3 (USB(USBS)) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. REPLACE TELEMATICS TRANSCEIVER


    1. Replace the telematics transceiver.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  5. CHECK DTC OUTPUT


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      No DTCs are output. A
      DTCs are output. B

    A

    END

    B

    REPLACE NAVIGATION ECU Click here