AUDIO AND VISUAL SYSTEM(for Radio and Display Type), Diagnostic DTC:B1550, B1564, B157D

DTC Code DTC Name
B1550 DAB Tuner Malfunction
B1564 Digital Radio Disconnected
B157D DAB Tuner Antenna Disconnected

DESCRIPTION

These DTC is stored when a malfunction occurs in optional equipment.

DTC No. DTC Detection Condition Trouble Area
B1550 Digital radio tuner has a malfunction.

  • Digital radio tuner

  • Radio and display receiver assembly
B1564 Digital radio tuner is disconnected.

  • Harness or connector

  • Digital radio tuner

  • Radio and display receiver assembly
B157D Digital radio antenna disconnected.

  • Harness or connector

  • Digital radio tuner

  • Digital radio antenna

  • Radio and display receiver assembly

PROCEDURE


  1. CHECK RADIO AND DISPLAY RECEIVER ASSEMBLY


    1. Disconnect the connector for optional equipment from the radio and display receiver assembly.

    2. Check that there are no damage in terminals or parts of the radio and display receiver assembly connector.

      OK
      There are no damage in terminals or parts.

    NG

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here

    OK

  2. CHECK HARNESS AND CONNECTOR


    1. Check that there are no damage in terminals or parts in the optional equipment connector.

      OK
      There are no damage in terminals or parts.

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs and check if the same trouble occurs again.

      OK
      No DTCs are output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  4. REPAIR OR REPLACE OPTIONAL EQUIPMENT


    1. Refer to optional equipment's manual for repair information.


    NEXT

  5. CHECK DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs and check if the same trouble occurs again.

      OK
      No DTCs are output.

    OK

    END

    NG

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY Click here