ENGINE IMMOBILISER SYSTEM (w/o Entry and Start System), Diagnostic DTC:B279C

DTC Code DTC Name
B279C Theft Deterrent System Presence Detection

DESCRIPTION

If an ECM that is incompatible with the engine immobiliser system is installed, the ECM stores this DTC.

DTC No. DTC Detection Condition Trouble Area
B279C ECM for vehicle without engine immobiliser system is installed on vehicle with engine immobiliser system ECM

INSPECTION PROCEDURE

Note

When the ECM is replaced, reregister the ECU - ECM communication ID.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTC Click here.


    NEXT

  2. CHECK FOR DTC


    1. Check for DTC Click here.

      Result
      Result Proceed to
      DTC B279C is not output A
      DTC B279C is output (for 1ND-TV) B
      DTC B279C is output (for 1KR-FE) C
      DTC B279C is output (for 1NR-FE) D

    B

    REPLACE ECM Click here

    C

    REPLACE ECM Click here

    D

    REPLACE ECM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here