NAVIGATION SYSTEM (for Navigation Receiver Type), Diagnostic DTC:B1550, B15A0, B15AD, B15B0, B15B3, B15B4, B15B5, 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
B15B5 DVD Changer Malfunction
B15B7 Bluetooth Module Malfunction

DESCRIPTION

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

DTC Code DTC Detection Condition Trouble Area
B1550 Digital radio tuner has a malfunction Navigation receiver assembly
B15A0

When either of the conditions below is met:


  • Bus malfunction

  • EEPROM error

  • DSP error
B15AD

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
B15B0 Picture circuit (TFT unit) malfunction
B15B3

When one of the conditions below is met:


  • AM tuner PLL is unlocked

  • FM tuner PLL is unlocked

  • Tuner malfunction
B15B4

When one of the conditions below is met:


  • Mechanical communication error

  • Load/Eject malfunction

  • Read malfunction

  • Mechanical malfunction
B15B5

When one of the conditions below is met:


  • Mechanical communication error

  • Load/Eject malfunction

  • Read malfunction

  • Mechanical malfunction
B15B7 "Bluetooth" module malfunction

INSPECTION PROCEDURE

Tech Tips

When replacing the navigation receiver assembly, it is necessary to perform the vehicle contract setting for Connected Services (w/ Connected Services Function).

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      No DTCs are output.

    NG

    REPLACE NAVIGATION RECEIVER ASSEMBLY Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here