DESCRIPTION This DTC is stored when the destination information of the main body ECU (multiplex network body ECU) does not match that of the blind spot monitor sensors.
CAUTION / NOTICE / HINT NOTICE: When checking for DTCs, make sure that the blind spot monitor system is turned on. PROCEDURE
(a) Check the main body ECU (multiplex network body ECU) part number. (1) Check if the part number of the main body ECU (multiplex network body ECU) installed on the vehicle is correct. OK: The part number is correct.
(a) Clear the DTCs (See page
(b) Recheck for DTCs and check if the same DTC is output again. Click here
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Toyota Tundra Service Manual > Engine Immobiliser System (w/o Smart Key System): Theft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION When the communication line (EFIO-IMI) between the transponder key ECU assembly and ECM is stuck on HI output, the ECM stores this DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B279A Theft Deterrent System Communication Line High Fixation The communication line (E ...
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