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

DTC Code DTC Name
B279C Theft Deterrent System Presence Detection

DESCRIPTION

This code is stored when an ECM that is incompatible with the engine immobiliser system is installed to the vehicle.

DTC Code DTC Detection Condition Trouble Area DTC Output Confirmation Operation
B279C An ECM that is incompatible with the engine immobiliser system is installed (1 trip detection logic*). ECM Check for DTCs.

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 Code Data List and Active Test
B279C -

CAUTION / NOTICE / HINT

Note

When replacing the ECM, refer to the INITIALIZATION Click here.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.

      Click here


    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs.

      Click here

      OK
      B279C is not output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  3. REPLACE CURRENT ECM WITH PROPER ECM


    1. Replace the current ECM with a proper ECM.

      Tech Tips



    NEXT

    END