Toyota 4Runner: 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 that is incompatible with the engine immobiliser system is installed. |
ECM |
PROCEDURE
|
1. |
REPLACE CURRENT ECM WITH PROPER ECM |
(a) Replace the current ECM with the proper ECM (See page
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).
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END |
Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO-IMI) to the ID code box is stuck on HI output,
the ECM stores this DTC.
DTC Code
DTC Detection Condition
Trouble Area
...
Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or
shorted.
DTC Code
DTC Detection Condition
Trouble Area
B ...
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Terminals Of Ecu
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BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU) (See page
).
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Lost Communication with Front Airbag Sensor LH (B1617/84,B1618/84)
DESCRIPTION
The front airbag sensor LH circuit consists of the center airbag sensor and front
airbag sensor LH.
The front airbag sensor LH detects impacts to the vehicle and sends signals to
the center airbag sensor to determine if the airbag should be d ...
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