ENGINE IMMOBILISER 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 When an ECM that is incompatible with the engine immobiliser system is installed. ECM

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC OUTPUT


    1. Clear the DTCs Click here.

    2. Recheck for DTCs Click here.

      OK
      DTC B279C is not output.
      Result
      Result Proceed to
      OK A
      NG (for 2GR-FE) B
      NG (for 1AR-FE) C

    B

    REPLACE ECM Click here

    C

    REPLACE ECM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here