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. Detection Item DTC Detection Condition Trouble Area
B15ED Backup Battery Correspondence Not Detected 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.

See page XXX

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.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK See page XXX

    NG

  2. CONFIRM PART NUMBER (MAYDAY BATTERY)


    1. Check the mayday battery part number.


      1. Check that the part number of the mayday battery installed to the vehicle is correct.

        OK
        The part number is correct.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE MAYDAY BATTERY See page XXX

    OK

  3. CONFIRM PART NUMBER (TELEMATICS TRANSCEIVER)


    1. Check the telematics transceiver part number.


      1. Check that the part number of the telematics transceiver installed to the vehicle is correct.

        OK
        The part number is correct.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE TELEMATICS TRANSCEIVER See page XXX

    OK

  4. REPLACE MAYDAY BATTERY


    1. Replace the mayday battery with a new one.

      See page XXX

      Result
      Proceed to
      NEXT

    NEXT

  5. CHECK DTC OUTPUT


    1. Clear the DTCs.

      See page XXX

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

      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

    REPLACE TELEMATICS TRANSCEIVER See page XXX