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

DTC Code DTC Name
B15CB Telematics Transceiver Antenna Disconnected

DESCRIPTION

If an open circuit in the telephone 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 DCM antenna is not connected or has an open circuit.

  • Telephone antenna assembly

  • No. 4 antenna cord sub-assembly

  • No. 5 antenna cord sub-assembly

  • Telematics transceiver

  • Multi-media module receiver assembly

INSPECTION PROCEDURE

Tech Tips

When replacing the multi-media module receiver assembly or telematics transceiver, perform the vehicle contract setting Click here.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs Click here.


    NEXT

  2. CHECK DTC


    1. Recheck for DTCs and check if the same DTC is output again Click here.

      OK
      No DTCs are output.

    NG

    INSPECT TELEPHONE ANTENNA ASSEMBLY Click here

    OK

    END

  3. INSPECT TELEPHONE ANTENNA ASSEMBLY


    1. Check the installation condition.


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

        OK
        The telephone antenna assembly is installed correctly.

    2. Disconnect the telephone antenna assembly connector.

    3. A01NL6JE12
      Text in Illustration
      *a

      Component without harness connected

      (Telephone Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always 4 to 11 kΩ

    NG

    REPLACE TELEPHONE ANTENNA ASSEMBLY Click here

    OK

  4. INSPECT NO. 4 ANTENNA CORD SUB-ASSEMBLY


    1. A01NLV3E05

      Disconnect the No. 4 antenna cord sub-assembly connector from the telephone antenna assembly.

    2. A01NKOWE08

      Disconnect the No. 4 antenna cord sub-assembly connector from the No. 5 antenna cord sub-assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 1 Always Below 1 Ω
      1 - Body ground Always 10 kΩ or higher
      Text in Illustration
      *a

      Front view of No. 4 antenna cord sub-assembly connector

      (to Telephone Antenna Assembly)
      *b

      Front view of No. 4 antenna cord sub-assembly connector

      (to No. 5 Antenna Cord Sub-assembly)

    NG

    REPLACE NO. 4 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

  5. INSPECT NO. 5 ANTENNA CORD SUB-ASSEMBLY


    1. A01NLV3E05

      Disconnect the No. 5 antenna cord sub-assembly connector from the No. 4 antenna cord sub-assembly.

    2. A01NKOWE08

      Disconnect the No. 5 antenna cord sub-assembly connector from the vehicle side wire harness.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 1 Always Below 1 Ω
      1 - Body ground Always 10 kΩ or higher
      Text in Illustration
      *a

      Front view of No. 5 antenna cord sub-assembly connector

      (to No. 4 Antenna Cord Sub-assembly)
      *b

      Front view of No. 5 antenna cord sub-assembly connector

      (to Vehicle Side Wire Harness)

    NG

    REPLACE NO. 5 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

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


    1. A01NLV3E05

      Disconnect the vehicle side wire harness connector from the No. 5 antenna cord sub-assembly.

    2. A01NKOWE08

      Disconnect the telematics transceiver connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 1 Always Below 1 Ω
      1 - Body ground Always 10 kΩ or higher
      Text in Illustration
      *a

      Front view of wire harness connector

      (to No. 5 Antenna Cord Sub-assembly)
      *b

      Front view of wire harness connector

      (to Telematics Transceiver)

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  7. RECHECK DTC


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here

    OK

    END

  8. REPLACE TELEMATICS TRANSCEIVER


    1. Replace the telematics transceiver with a known good one and check if the same problem occurs again Click here.


    NEXT

  9. RECHECK DTC


    1. Recheck for DTC and check if the same DTC is output again Click here.

      OK
      No DTCs are output.

    NG

    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here

    OK

    END (TELEMATICS TRANSCEIVER WAS DEFECTIVE)