NAVIGATION SYSTEM, Diagnostic DTC:B15C0, B15C1

DTC Code DTC Name
B15C0 GPS Antenna Connection Malfunction(short)
B15C1 GPS Antenna Connection Malfunction(break)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly*1 or roof antenna assembly*2.


DTC No. Detection Item DTC Detection Condition Trouble Area
B15C0 GPS Antenna Connection Malfunction(short) Navigation antenna error

    w/o Telematics Transceiver:

  • - Navigation antenna assembly

  • - Radio receiver assembly


    w/ Telematics Transceiver:

  • - Roof antenna assembly

  • - No. 3 antenna cord sub-assembly

  • - No. 2 antenna cord sub-assembly

  • - Antenna divider

  • - Harness or connector

  • - Radio receiver assembly
B15C1 GPS Antenna Connection Malfunction(break) Navigation antenna power source malfunction

    w/o Telematics Transceiver:

  • - Navigation antenna assembly

  • - Radio receiver assembly


    w/ Telematics Transceiver:

  • - Roof antenna assembly

  • - No. 3 antenna cord sub-assembly

  • - No. 2 antenna cord sub-assembly

  • - Antenna divider

  • - Harness or connector

  • - Radio receiver assembly

WIRING DIAGRAM

B002EL4E01

CAUTION / NOTICE / HINT

Note

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed.

Click here

PROCEDURE


  1. CHECK MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      w/o Telematics Transceiver A
      w/ Telematics Transceiver B

    B

    INSPECT NO. 3 ANTENNA CORD SUB-ASSEMBLY Click here

    A

  2. CHECK CONNECTION OF NAVIGATION ANTENNA ASSEMBLY


    1. Check if the navigation antenna assembly is securely connected to the radio receiver assembly.

      OK
      Navigation antenna assembly is securely connected.
      Result
      Proceed to
      OK
      NG

    NG

    SECURELY CONNECT NAVIGATION ANTENNA ASSEMBLY

    OK

  3. REPLACE NAVIGATION ANTENNA ASSEMBLY


    1. Replace the navigation antenna assembly with a new or normally functioning one.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  4. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  5. CHECK DTC


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

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    END (NAVIGATION ANTENNA ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here

  6. INSPECT NO. 3 ANTENNA CORD SUB-ASSEMBLY


    1. B002COFC01
      *a

      Front view of wire harness connector

      (to Roof Antenna Assembly)
      *b

      Front view of wire harness connector

      (to No. 2 Antenna Cord Sub-assembly)

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

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

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-2 - B-2 Always Below 1 Ω
      A-2a - B-2a Always Below 1 Ω
      A-2 - Body ground Always 10 kΩ or higher
      A-2a - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE NO. 3 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

  7. INSPECT NO. 2 ANTENNA CORD SUB-ASSEMBLY


    1. B002D8ZC01
      *a

      Front view of wire harness connector

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

      Front view of wire harness connector

      (to Vehicle Wire Harness)

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

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

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      B-2 - K125-2 (GPS1) Always Below 1 Ω
      B-2a - K125-2a Always Below 1 Ω
      B-2 - Body ground Always 10 kΩ or higher
      B-2a - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY Click here

    OK

  8. INSPECT ANTENNA DIVIDER


    1. B002C9EE12

      Remove the antenna divider.

      Click here

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      6 (GPS2) - 2 (GPSN2) Always 10 kΩ or higher
      2 (GPSN2) - 2a Always 243 to 267 Ω
      6 (GPS2) - 6a Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ANTENNA DIVIDER Click here

    OK

  9. CHECK HARNESS AND CONNECTOR (NO. 2 ANTENNA CORD SUB-ASSEMBLY - ANTENNA DIVIDER)


    1. B002C5KC01
      *a

      Front view of wire harness connector

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

      Front view of wire harness connector

      (to Antenna Divider)

      Disconnect the K125 No. 2 antenna cord sub-assembly connector.

    2. Disconnect the K121 antenna divider connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K125-2 (GPS1) - K121-6 (GPS2) Always Below 1 Ω
      K125-2a - K121-6a Always Below 1 Ω
      K125-2 (GPS1) - Body ground Always 10 kΩ or higher
      K125-2a - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  10. CHECK HARNESS AND CONNECTOR (ANTENNA DIVIDER - RADIO RECEIVER ASSEMBLY)


    1. B002E76C01
      *a

      Front view of wire harness connector

      (to Antenna Divider)
      *b

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the K121 antenna divider connector.

    2. Disconnect the K123 radio receiver assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K121-2 (GPSN2) - K123-1 (GPSN1) Always Below 1 Ω
      K121-2a - K123-1a Always Below 1 Ω
      K121-2 (GPSN2) - Body ground Always 10 kΩ or higher
      K121-2a - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  11. REPLACE ROOF ANTENNA ASSEMBLY


    1. Replace the roof antenna assembly with a new or normally functioning one.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  12. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  13. CHECK DTC


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

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    END (ROOF ANTENNA ASSEMBLY IS DEFECTIVE)

    NG

  14. REPLACE ANTENNA DIVIDER


    1. Replace the antenna divider with a new or normally functioning one.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  15. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  16. CHECK DTC


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

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    END (ANTENNA DIVIDER IS DEFECTIVE)

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here