AUDIO AND VISUAL SYSTEM, Diagnostic DTC:B157D

DTC Code DTC Name
B157D DAB Tuner Antenna Disconnected

DESCRIPTION

This DTC is stored when a malfunction occurs in the digital audio broadcasting antenna assembly which is connected to the radio and display receiver assembly.

DTC No. Detection Item DTC Detection Condition Trouble Area
B157D DAB Tuner Antenna Disconnected The digital audio broadcasting antenna assembly is not connected

  • Antenna cord sub-assembly (for Radio Antenna)

  • No. 2 antenna cord sub-assembly

  • No. 5 antenna cord sub-assembly

  • Digital audio broadcasting antenna assembly

  • Radio and display receiver assembly

PROCEDURE


  1. REPLACE ANTENNA CORD SUB-ASSEMBLY (for Radio Antenna)


    1. Replace the antenna cord sub-assembly (for radio antenna) with a new or known good one.

      Tech Tips

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. CLEAR DTC


    1. Clear the DTCs.


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

    NEXT

  3. CHECK FOR DTC


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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    END

    B

  4. REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY


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

      Tech Tips

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  5. CLEAR DTC


    1. Clear the DTCs.


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

    NEXT

  6. CHECK FOR DTC


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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    END

    B

  7. REPLACE NO. 5 ANTENNA CORD SUB-ASSEMBLY


    1. Replace the No. 5 antenna cord sub-assembly with a new or known good one.

      Tech Tips

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  8. CLEAR DTC


    1. Clear the DTCs.


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

    NEXT

  9. CHECK FOR DTC


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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    END

    B

  10. REPLACE DIGITAL AUDIO BROADCASTING ANTENNA ASSEMBLY


    1. Replace the digital audio broadcasting antenna assembly with a new or known good one.

      Tech Tips

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  11. CLEAR DTC


    1. Clear the DTCs.


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

    NEXT

  12. CHECK FOR DTC


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


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    END

    B

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here