AUDIO AND VISUAL SYSTEM(for Radio and Display Type), 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.

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

  • Harness or connector

  • Navigation antenna assembly

  • Antenna cord sub-assembly (for navigation antenna)*

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

  • Harness or connector

  • Navigation antenna assembly

  • Antenna cord sub-assembly (for navigation antenna)*

  • Radio receiver assembly

WIRING DIAGRAM


  1. for LHD

    B001N2DE12

  2. for RHD

    B001N2DE21

CAUTION / NOTICE / HINT

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.
      Result
      Result Proceed to
      OK A
      NG (for RHD) B
      NG (for LHD) C

    A

    USE SIMULATION METHOD TO CHECK Click here

    C

    CHECK HARNESS AND CONNECTOR (ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) - RADIO RECEIVER ASSEMBLY) Click here

    B

  2. CHECK HARNESS AND CONNECTOR (NAVIGATION ANTENNA ASSEMBLY - RADIO RECEIVER ASSEMBLY)


    1. B001M2LC33
      *a

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the radio receiver assembly connector.

    2. B001L68C11
      *a

      Front view of wire harness connector

      (to Navigation Antenna Assembly)

      Disconnect the navigation antenna assembly connector.

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

      Tester Connection Condition Specified Condition
      D-1 - C-1 Always Below 1 Ω
      D-1 or C-1- Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly.

      Click here

    2. B001LL9C07
      *a

      Component without harness connected

      (Navigation Antenna Assembly)

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

      Tester Connection Condition Specified Condition
      B-1 - B-1a Always 50 to 500 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE RADIO RECEIVER ASSEMBLY Click here

    NG

    REPLACE NAVIGATION ANTENNA ASSEMBLY Click here

  4. CHECK HARNESS AND CONNECTOR (ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) - RADIO RECEIVER ASSEMBLY)


    1. B001M2LC30
      *a

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the radio receiver assembly connector.

    2. B001L68C07
      *a

      Front view of wire harness connector

      (to Antenna Cord Sub-assembly (for Navigation Antenna))

      Disconnect the antenna cord sub-assembly (for navigation antenna) connector.

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

      Tester Connection Condition Specified Condition
      D-1 - C-1 Always Below 1 Ω
      D-1 or C-1- Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. INSPECT ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna)


    1. Remove the antenna cord sub-assembly (for navigation antenna).

      Click here

    2. B001MKDC01
      *a

      Component without harness connected

      (Antenna Cord Sub-assembly ((for Navigation Antenna)))

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      A-3 - B-1 Always Below 1 Ω
      A-3a - B-1a Always Below 1 Ω
      A-3 or B-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ANTENNA CORD SUB-ASSEMBLY (for Navigation Antenna) Click here

    OK

  6. INSPECT NAVIGATION ANTENNA ASSEMBLY


    1. Remove the navigation antenna assembly.

      Click here

    2. B001LDRC01
      *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
      3 - 3a Always 50 to 500 Ω
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE RADIO RECEIVER ASSEMBLY Click here

    NG

    REPLACE NAVIGATION ANTENNA ASSEMBLY Click here