Diesel Data: Automotive Repair

B279A

DTC B279A Theft Deterrent System Communication Line High Fixation

DESCRIPTION

DTC Detection Condition:




If the communication line (EFIO-IMI) to the ID code box is stuck on HI output, the ECM outputs this DTC.

Wiring Diagram:






Step 1-2:




Step 2 (Continued)-4:




Step 4 (Continued):




Step 5:




INSPECTION PROCEDURE