B279C

ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: B279C: Theft Deterrent System Presence Detection
B279C - Theft Deterrent System Presence Detection

DESCRIPTION

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





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC OUTPUT

(a) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.

(b) Recheck for DTC.

OK:

DTC B279C output does not reoccur.

Result:





C -- REPLACE ECM Removal

B -- REPLACE ECM Removal

A -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting