NAVIGATION SYSTEM (for Radio and Display Type), Diagnostic DTC:B15C0, B15C1

DTC Code DTC Name
B15C0 Short in GPS Antenna
B15C1 Open in GPS Antenna

DESCRIPTION

These DTCs are stored when a malfunction occurs in the navigation antenna assembly.

DTC No. DTC Detection Condition Trouble Area
B15C0 Navigation antenna malfunction
  • Navigation antenna assembly

  • Antenna cord sub-assembly*

  • No. 2 antenna cord sub-assembly*

  • Harness or connector*

  • Radio and display receiver assembly

B15C1 Navigation antenna power source malfunction

INSPECTION PROCEDURE

Note

Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections before performing the following inspection procedure Click here.

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    NG
    OK
  2. CHECK MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      w/ Heated Windshield Defroster System A
      w/o Heated Windshield Defroster System B

    B
    A
  3. CHECK ANTENNA CORD SUB-ASSEMBLY


    1. B000KJXE05
      Text in Illustration
      *a

      Antenna cord sub-assembly connector

      (to Radio and Display Receiver Assembly)

      Disconnect the antenna cord sub-assembly connector from the radio and display receiver assembly.

    2. B000ITUE03
      Text in Illustration
      *a

      Antenna cord sub-assembly connector

      (to No. 2 Antenna Cord Sub-assembly)

      Disconnect the 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-1 - B-1 Always Below 1 Ω
      A-1 - Body ground Always 10 kΩ or higher

    NG
    OK
  4. CHECK NO. 2 ANTENNA CORD SUB-ASSEMBLY


    1. B000LQ0E01
      Text in Illustration
      *a

      No. 2 antenna cord sub-assembly connector

      (to Antenna Cord Sub-assembly)

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

    2. B000LQ0E02
      Text in Illustration
      *a

      No. 2 antenna cord sub-assembly connector

      (to Wire Harness)

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

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      C-1 - D-2 Always Below 1 Ω
      C-1 - Body ground Always 10 kΩ or higher

    NG
    OK
  5. CHECK HARNESS AND CONNECTOR (NAVIGATION ANTENNA ASSEMBLY - NO. 2 ANTENNA CORD SUB-ASSEMBLY)


    1. B000ITUE04
      Text in Illustration
      *a

      Front view of wire harness connector

      (to No. 2 Antenna Cord Sub-assembly)

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

    2. B000LKRE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Navigation Antenna Assembly)

      Disconnect the wire harness connector from the navigation antenna assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E-2 - F-2 Always Below 1 Ω
      E-1 - Body ground Always 10 kΩ or higher

    NG
    OK
  6. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly Click here.

    2. B000LUOE02
      Text in Illustration
      *a

      Component without harness connected

      (Navigation Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      2 - 2a Always 50 to 500 Ω

    NG
    OK
  7. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly Click here.

    2. B000KJXE01
      Text in Illustration
      *a

      Component without harness connected

      (Navigation Antenna Assembly)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 1a Always 50 to 500 Ω

    NG
    OK