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 Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B279C | An ECM for vehicles without an engine immobiliser system is installed to a vehicle with an engine immobiliser system. | ECM |
INSPECTION PROCEDURE
PROCEDURE
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CLEAR DTC
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Clear the DTCs Click here.
NEXT 
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CHECK FOR DTC
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Check for DTCs Click here.
OK DTC B279C is not output. Tech Tips
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Replace the ECM (for 1ZR-FAE) Click here.
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Replace the ECM (for 2ZR-FAE) Click here.
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Replace the ECM (for 3ZR-FAE) Click here.
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Replace the ECM (for 3ZR-FE) Click here.
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NG 
REPLACE ECM
OK 
USE SIMULATION METHOD TO CHECK Click here
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