AUDIO AND VISUAL SYSTEM (w/ Navigation System), Diagnostic DTC:B15A1, B15B3, B15B4, B15B5, B15B7

DTC Code DTC Name
B15A1 Audio HU Malfunction
B15B3 Radio Tuner Malfunction
B15B4 CD Changer Malfunction
B15B5 DVD Changer Malfunction
B15B7 Bluetooth Module Malfunction

DESCRIPTION

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

DTC No. DTC Detection Condition Trouble Area
B15A1 Bus malfunction, sub-micro processor malfunction Radio receiver assembly
B15B3 Tuner communication error

B15B4

B15B5

When one of the conditions below is met:


  • Mechanical communication error

  • Lead malfunction

  • Mechanical malfunction
B15B7 "Bluetooth" module malfunction

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs Click here.

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

      OK
      No DTC is output.

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here