AUDIO AND VISUAL SYSTEM(for Radio and Display Type), Diagnostic DTC:B157D

DTC Code DTC Name
B157D DAB Tuner Antenna Disconnected

DESCRIPTION

This DTC is stored when a malfunction occurs in the antenna with holder 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 antenna with holder assembly is not connected.

  • Antenna cord sub-assembly

  • No. 2 antenna cord sub-assembly

  • No. 3 antenna cord sub-assembly

  • Roof antenna pole sub-assembly

  • Antenna with holder assembly

  • Radio and display receiver assembly

PROCEDURE

  1. CHECK ANTENNA CORD SUB-ASSEMBLY

    1. Replace the antenna cord sub-assembly.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check if the same DTC is output again.

      Body Electrical > Navigation System > Trouble Codes

    Result

    Proceed to

    No DTCs are output

    DTCs are output
    No DTCs are output

    END (ANTENNA CORD SUB-ASSEMBLY IS DEFECTIVE)

    DTCs are output

  2. CHECK NO. 2 ANTENNA CORD SUB-ASSEMBLY

    1. Replace the No. 2 antenna cord sub-assembly.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check if the same DTC is output again.

      Body Electrical > Navigation System > Trouble Codes

    Result

    Proceed to

    No DTCs are output

    DTCs are output
    No DTCs are output

    END (NO. 2 ANTENNA CORD SUB-ASSEMBLY IS DEFECTIVE)

    DTCs are output

  3. CHECK NO. 3 ANTENNA CORD SUB-ASSEMBLY

    1. Replace the No. 3 antenna cord sub-assembly.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check if the same DTC is output again.

      Body Electrical > Navigation System > Trouble Codes

    Result

    Proceed to

    No DTCs are output

    DTCs are output
    No DTCs are output

    END (NO. 3 ANTENNA CORD SUB-ASSEMBLY IS DEFECTIVE)

    DTCs are output

  4. CHECK ROOF ANTENNA POLE SUB-ASSEMBLY

    1. Check that the roof antenna pole sub-assembly is securely installed.

      Click here

    Result

    Proceed to

    The roof antenna pole sub-assembly is installed properly

    The roof antenna pole sub-assembly is not installed properly
    The roof antenna pole sub-assembly is not installed properly

    REPLACE ROOF ANTENNA POLE SUB-ASSEMBLY

    Click here

    The roof antenna pole sub-assembly is installed properly

  5. CHECK ANTENNA WITH HOLDER ASSEMBLY

    1. Replace the antenna with holder assembly.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check if the same DTC is output again.

      Body Electrical > Navigation System > Trouble Codes

    Result

    Proceed to

    No DTCs are output

    DTCs are output
    No DTCs are output

    END (ANTENNA WITH HOLDER ASSEMBLY IS DEFECTIVE)

    DTCs are output

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

    Click here