NAVIGATION SYSTEM (for Radio and Display Type), Diagnostic DTC:B157E

DTC Code DTC Name
B157E Bluetooth Antenna Disconnected

DESCRIPTION

This DTC is stored when a malfunction occurs in the "Bluetooth" antenna which is connected to the extension module.

The "Bluetooth" antenna is built into the radio and display receiver assembly.

DTC No. DTC Detection Condition Trouble Area
B157E "Bluetooth" antenna is not connected

  • Extension module

  • Radio and display receiver assembly ("Bluetooth" antenna)

  • Navigation wire

INSPECTION PROCEDURE

PROCEDURE


  1. REPLACE NAVIGATION WIRE


    1. Replace the navigation wire Click here.

    2. Clear the DTCs Click here.

    3. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.

    NG

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY ("Bluetooth" ANTENNA) Click here

    OK

    END

  2. REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY ("Bluetooth" ANTENNA)


    1. Replace the radio and display receiver assembly Click here.

    2. Clear the DTCs Click here.

    3. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.

    NG

    REPLACE EXTENSION MODULE Click here

    OK

    END