The following items must be initialized for normal system operation in cases such as after the battery is reconnected, or maintenance is performed on the vehicle.

Initialization
For ownersTheft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO - IMI) to the certification ECU (smart key ECU
assembly) is stuck high output (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
...
Removal
REMOVAL
PROCEDURE
1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM
2. DISCHARGE FUEL SYSTEM PRESSURE
3. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
4. REMOVE FRONT WHEELS
5. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting ...
Open in Inside Luggage Compartment Electrical Key Oscillator Circuit (B27A7)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the indoor electrical key oscillator (for rear floor). To detect the
key inside the cabin, the indoor electrical key oscillator (for rear floor) creates ...