TELEMATICS SYSTEM(for G-BOOK), Diagnostic DTC:B15EC

DTC Code DTC Name
B15EC Backup Battery Degradation

DESCRIPTION

If the mayday battery gets low or an automatic call is made, this DTC will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15EC Backup Battery Degradation Mayday battery is degraded. Mayday battery

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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

      Click here


      Body Electrical > Navigation System > Trouble Codes
      Result
      Result Proceed to
      B15EC is not output. A
      B15EC is output. B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE MAYDAY BATTERY Click here