NAVIGATION SYSTEM(for Navigation Receiver Type), Diagnostic DTC:B1550, B15A0, B15AD, B15B0, B15B3, B15B4, B15B7

DTC Code DTC Name
B1550 DAB Tuner Malfunction
B15A0 LAN Master Malfunction
B15AD Navigation Processor Malfunction
B15B0 Display Screen Malfunction
B15B3 Radio Tuner Malfunction
B15B4 CD Changer Malfunction
B15B7 Bluetooth Module Malfunction

DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
B1550 DAB Tuner Malfunction

When one of the conditions below is met:


  • DAB tuner decoder malfunction

  • DAB tuner audio output section malfunction

  • DAB tuner decoder RF/IF malfunction

  • DAB tuner control communication error

  • DAB tuner OFDM error

  • DAB tuner memory error

 Navigation receiver assembly
B15A0 LAN Master Malfunction

When either condition below is met:


  • Bus malfunction

  • EEPROM error

 Navigation receiver assembly
B15AD Navigation Processor Malfunction

When one of the conditions below is met:


  • Short to ground or +B or open occurs in gyro signal circuit

  • Gyro sensor malfunction

  • GPS receiver malfunction

 Navigation receiver assembly
B15B0 Display Screen Malfunction Picture circuit (TFT unit) malfunction Navigation 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

 Navigation receiver assembly
B15B4 CD Changer Malfunction

When one of the conditions below is met:


  • Mechanism drive signal malfunction

  • Load/Eject malfunction

  • Read mechanism malfunction

  • Mechanical malfunction

 Navigation receiver assembly
B15B7 Bluetooth Module Malfunction "Bluetooth" module malfunction Navigation 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 NAVIGATION RECEIVER ASSEMBLY Click here