IMMOBILISER SYSTEM(w/o Smart Entry and Start System), Diagnostic DTC:B2794

DTC Code DTC Name
B2794 Unmatched Encryption Code

DESCRIPTION

This DTC is stored when a door control transmitter assembly with an incomplete key ID code is inserted into the ignition key cylinder.

DTC No. Detection Item DTC Detection Condition Trouble Area Note
B2794 Unmatched Encryption Code A door control transmitter assembly with an incomplete key ID code is inserted into the ignition key cylinder (1 trip detection logic*). Door control transmitter assembly

    DTC Output Confirmation Operation:

  • Insert the door control transmitter assembly into the ignition key cylinder.

Vehicle Condition and Fail-safe Operation when Malfunction Detected
Vehicle Condition when Malfunction Detected Fail-safe Operation when Malfunction Detected
Engine cannot be started -
Related Data List and Active Test
DTC No. Data List and Active Test
B2794 -

CAUTION / NOTICE / HINT

Note


  • If the door control transmitter assembly is replaced, refer to Service Bulletin.

  • After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".

PROCEDURE


  1. REGISTRATION OF TRANSMITTER ID


    1. Register the door control transmitter assembly which caused the DTC to be stored.

      Result
      Proceed to
      NEXT

    NEXT

  2. CLEAR DTC


    1. Clear the DTCs.


      Body Electrical > Immobiliser > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK FOR DTC


    1. Perform "DTC Output Confirmation Operation" procedure.

    2. Check for DTCs.


      Body Electrical > Immobiliser > Trouble Codes
      Result
      Result Proceed to
      B2794 is not output A
      B2794 is output B

    A

    END (DOOR CONTROL TRANSMITTER ASSEMBLY WAS NOT REGISTERED)

    B

    REPLACE DOOR CONTROL TRANSMITTER ASSEMBLY THAT DTC IS OUTPUT