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 No. 1 amplifier antenna assembly.

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

  • No. 1 amplifier antenna assembly

  • Antenna cord sub-assembly

  • No. 2 antenna cord sub-assembly

  • Navigation ECU
B15C1 Navigation antenna power source malfunction

CAUTION / NOTICE / HINT

Note

Check that the No. 1 amplifier antenna assembly cable, antenna cord sub-assembly and No. 2 antenna cord sub-assembly are 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.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. REPLACE ANTENNA CORD SUB-ASSEMBLY


    1. Replace the antenna cord sub-assembly with a new or known good one Click here.

    2. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    OK

    END

    NG

  3. REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY


    1. Replace the No. 2 antenna cord sub-assembly with a new or known good one Click here.

    2. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    OK

    END

    NG

  4. REPLACE NO. 1 AMPLIFIER ANTENNA ASSEMBLY


    1. Replace the No. 1 amplifier antenna assembly with a new or known good one Click here.

    2. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    OK

    END

    NG

    REPLACE NAVIGATION ECU Click here