Immobilizer

List of Diagnostic Trouble Code (DTC)

LIST

DTC P0513 - P1578:

1. ECM

DTC B0401 - B0403:

2. BODY INTEGRATED UNIT

NOTE:
- Immobilizer system perform the starter relay control. When the body integrated unit detect the inconformity of reference code, immediately out put the starter relay cut signal to ECM, and then ECM stop the starter relay operation. In this case, engine does not start, and DTC is not recorded in ECM. Check that the engine does not start on the DTC of body integrated unit.
- DTC B0401 and B0402 is recorded as freeze frame data when the ignition switch is turned to OFF. When trying to start the engine with unregistered immobilizer key, DTC is not displayed on Subaru Select Monitor immediately. Turn the ignition switch to OFF once and turn to ON again before checking DTC. At this time (when turning the ignition switch to ON again), be careful that the DTC is displayed as freeze frame data even with the registered immobilizer key.