ON-VEHICLE INSPECTION PROCEDURE 1. CHECK FRONT AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION) (a) Perform a diagnostic system check (see page
2. CHECK FRONT AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG HAS NOT DEPLOYED) (a) Perform a diagnostic system check (see page
(b) When the front bumper of the vehicle or its area is damaged, check if there is any damage to the front airbag sensor. If the front airbag sensor has defects as mentioned below, replace it with a new one:
CAUTION: For removal and installation procedures of the front airbag sensor, be sure to follow the correct procedure. 3. CHECK FRONT AIRBAG SENSOR (VEHICLE INVOLVED IN COLLISION AND AIRBAG IS DEPLOYED) (a) Replace the front airbag sensor. CAUTION:
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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 ...