AUDIO AND VISUAL SYSTEM(for 12.3 Inch Display), Diagnostic DTC:B15A0, B15B3, B15B5, B15B7, B15F9

DTC Code DTC Name
B15A0 LAN Master Malfunction
B15B3 Radio Tuner Malfunction
B15B5 DVD Changer Malfunction
B15B7 Bluetooth Module Malfunction
B15F9 UART Communication Malfunction(for A/C)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the radio receiver assembly.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15A0 LAN Master Malfunction

When either condition below is met:


  • Bus malfunction

  • EEPROM error

 Radio receiver assembly
B15B3 Radio Tuner Malfunction

When one of the conditions below is met:


  • AM tuner PLL is unlocked

  • FM tuner PLL is unlocked

  • Tuner malfunction

 Radio receiver assembly
B15B5 DVD Changer Malfunction

When one of the conditions below is met:


  • Mechanism drive signal malfunction

  • Load/Eject malfunction

  • Read mechanism malfunction

  • Mechanical malfunction

 Radio receiver assembly
B15B7 Bluetooth Module Malfunction "Bluetooth" module malfunction Radio receiver assembly
B15F9 UART Communication Malfunction(for A/C)

When either of the following conditions is met:


  • Open in UART communication line is detected based on radio receiver assembly activation failure

  • Open in UART communication line is detected based on communication error

 Radio receiver assembly

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here