TELEMATICS SYSTEM (w/ Telematics Transceiver), Diagnostic DTC:B15ED

DTC Code DTC Name
B15ED Backup Battery Correspondence Not Detected

DESCRIPTION

If an incompatible mayday battery 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

INSPECTION PROCEDURE

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 OUTPUT


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    NG

    CONFIRM PART NUMBER (MAYDAY BATTERY) Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here

  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
        The mayday battery part number is correct.

    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
        The telematics transceiver part number is correct.

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here

    OK

  4. REPLACE MAYDAY BATTERY


    1. Replace the mayday battery with a new one Click here.


    NEXT

  5. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

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

      OK
      No DTCs are output.

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here

    OK

    END