NAVIGATION SYSTEM, Diagnostic DTC:B15AD

DTC Code DTC Name
B15AD Navigation Processor Malfunction

DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
B15AD Navigation Processor Malfunction

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

 Navigation ECU

CAUTION / NOTICE / HINT

Note

When replacing the navigation ECU, always replace it with a new one.

If a navigation ECU which was installed to another vehicle is used, the following may occur:


  • A communication malfunction DTC may be stored.

  • The navigation ECU may not operate normally.

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

    2. Check for DTCs.

      Click here


      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 ECU Click here