Toyota 4Runner: Theft Deterrent System Presence Detection (B279C)

Toyota 4Runner Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Engine Immobiliser System(w/o Smart Key System) / Theft Deterrent System Presence Detection (B279C)

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

PROCEDURE

1.	REPLACE CURRENT ECM WITH PROPER ECM

(a) Replace the current ECM with the proper ECM (See page ).

END

Engine Immobiliser System Malfunction (B2799)

DESCRIPTION This DTC is stored when one of the following occurs: 1) the ECM detects errors in its own communications with the transponder key ECU assembly; 2) the ECM detects errors in the commun ...

No Communication in Immobiliser System (B2796,B2798)

DESCRIPTION DTC B2796 is stored when a key is inserted into the ignition key cylinder but no communication occurs between the key and transponder key ECU assembly. DTC B2798 is stor ...

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