TELEMATICS SYSTEM(w/ Telematics Transceiver for G-BOOK), Diagnostic DTC:B15CB

DTC Code DTC Name
B15CB Telematics Transceiver Antenna Disconnected

DESCRIPTION

If an open in the roof antenna assembly is detected continuously for 1 minute as a result of a terminal check performed by the telematics transceiver every minute after the power switch is turned on (ACC), this DTC will be stored.

DTC No. DTC Detection Condition Trouble Area
B15CB The roof antenna assembly is not connected or has an open

  • Roof antenna assembly

  • No. 3 antenna cord sub-assembly

  • No. 2 antenna cord sub-assembly

  • Wire harness or connector

  • Telematics transceiver

  • Radio receiver assembly

WIRING DIAGRAM

B001KBME16

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.

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. INSPECT ROOF ANTENNA ASSEMBLY


    1. Check the installation condition.


      1. Check the roof antenna assembly for any installation problems.

        OK
        The roof antenna assembly is installed correctly.

    2. Remove the roof antenna assembly Click here.

    3. B001METE09
      Text in Illustration
      *a

      Component without harness connected

      (Roof Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      4 - 4a Always 4 to 11 kΩ

    NG

    REPLACE ROOF ANTENNA ASSEMBLY Click here

    OK

  3. INSPECT NO. 3 ANTENNA CORD SUB-ASSEMBLY


    1. B001MF9E02
      Text in Illustration
      *a

      Front view of No. 3 antenna cord sub-assembly connector

      (to Roof Antenna Assembly)
      *b

      Front view of No. 3 antenna cord sub-assembly connector

      (to No. 2 Antenna Cord Sub-assembly)

      Disconnect the No. 3 antenna cord sub-assembly connector from the roof antenna assembly.

    2. Disconnect the No. 3 antenna cord sub-assembly connector from the No. 2 antenna cord sub-assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-4 - B-3 Always Below 1 Ω
      A-4a - B-3a Always Below 1 Ω
      A-4 - Body ground Always 10 kΩ or higher
      A-4a - Body ground Always 10 kΩ or higher

    NG

    REPLACE NO. 3 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

  4. INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY


    1. B001L3YE02
      Text in Illustration
      *a

      Front view of No. 2 antenna cord sub-assembly connector

      (to No. 3 Antenna Cord Sub-assembly)
      *b

      Front view of No. 2 antenna cord sub-assembly connector

      (to Instrument Panel Wire)

      Disconnect the No. 2 antenna cord sub-assembly connector from the No. 3 antenna cord sub-assembly.

    2. Disconnect the No. 2 antenna cord sub-assembly from the instrument panel wire.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      B-3 - C-3 Always Below 1 Ω
      B-3a - C-3a Always Below 1 Ω
      B-3 - Body ground Always 10 kΩ or higher
      B-3a - Body ground Always 10 kΩ or higher

    NG

    REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (NO. 2 ANTENNA CORD SUB-ASSEMBLY - TELEMATICS TRANSCEIVER)


    1. B001N91E01
      Text in Illustration
      *a

      Front view of instrument panel wire connector

      (to No. 2 Antenna Cord Sub-assembly)
      *b

      Front view of instrument panel wire connector

      (to Telematics Transceiver)

      Disconnect the instrument panel wire connector from No. 2 antenna cord sub-assembly .

    2. Disconnect the instrument panel wire connector from the telematics transceiver.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      C-3 - D-1 Always Below 1 Ω
      C-3a - D-1a Always Below 1 Ω
      D-1 - Body ground Always 10 kΩ or higher
      D-1a - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. REPLACE TELEMATICS TRANSCEIVER


    1. Replace the telematics transceiver with a new or known good one Click here.


    NEXT

  7. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    OK

    END (TELEMATICS TRANSCEIVER WAS DEFECTIVE)

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here