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 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.

*: Only output while a malfunction is present.

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	-

INSPECTION PROCEDURE

Note

When replacing the ECM, refer to the Service Bulletin.
After performing repairs, perform the operation that fulfills the DTC output confirmation operation, and then confirm that no DTCs are output again.

PROCEDURE

REPLACE CURRENT ECM WITH PROPER ECM
1. Replace the current ECM with the proper ECM.
  - for 1KD-FTV (except DPF): Click here
  - for 1KD-FTV (for DPF): Click here
  - for 2KD-FTV (except DPF): Click here
  - for 2KD-FTV (for DPF): Click here
  - for 1GR-FE: Click here
  - for 2TR-FE: Click here
NEXT

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