NAVIGATION SYSTEM (for HDD), Diagnostic DTC:B15A0, B15AD

DTC Code DTC Name
B15A0 LAN Master Malfunction
B15AD Navigation Processor Malfunction

DESCRIPTION

These DTCs are stored when a malfunction occurs in the display and navigation module display.

DTC No. DTC Detection Condition Trouble Area
B15A0

When one of the conditions below is met:


  • Bus malfunction

  • Sub-microprocessor malfunction

  • EEPROM error

 Display and navigation module display
B15AD

When either of the conditions below is met:


  • A short to ground, short to +B or open occurs in the gyro signal circuit

  • Gyro sensor malfunction

INSPECTION PROCEDURE

Note

When replacing the display and navigation module display, perform vehicle contract setting (w/ G-BOOK system) Click here.

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs Click here.

    2. Recheck for DTCs and check if the same DTC is output again.

      OK
      No DTCs are output.

    NG

    REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here