TELEMATICS SYSTEM, Diagnostic DTC:B15ED

DTC Code DTC Name
B15ED Backup Battery Correspondence Not Detected

DESCRIPTION

If a mayday battery that is not compatible is connected to the telematics transceiver, this DTC will be stored.

DTC No. DTC Detection Condition Trouble Area
B15ED The installed mayday battery is not compatible.

  • Mayday battery

  • Telematics transceiver

CAUTION / NOTICE / HINT

Note

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for G-BOOK 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 Click here.

      OK
      B15ED is not output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. CONFIRM PART NUMBER (MAYDAY BATTERY)


    1. Check the mayday battery part number.


      1. Check if the part number of the mayday battery installed on the vehicle is correct.

        OK
        86777-76040

    NG

    REPLACE MAYDAY BATTERY Click here

    OK

  3. CONFIRM PART NUMBER (TELEMATICS TRANSCEIVER)


    1. Check the telematics transceiver part number.


      1. Check if the part number of the telematics transceiver installed on the vehicle is correct.

        OK
        86741-53094

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here

    OK

  4. CHECK MAYDAY BATTERY


    1. Replace the mayday battery with a normal one and check if the same problem occurs again Click here.


      1. Clear the DTCs Click here.

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

        OK
        B15ED is not output.

    OK

    END (MAYDAY BATTERY IS DEFECTIVE)

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here