Some 2012 model year Prius C vehicles may exhibit one or more of the following conditions: ABS and TRC MIL ?ON? with DTC B2321. Keyless Entry and Smart Key features are inoperative. Vehicle interior door lock/unlock switches are inoperative. Multi-Display may show the incorrect door is opened. Shift Position Linked Door Locking Function may not operate, not locking the doors when the shift position is moved out of ?P? position. If any of these conditions are exhibited and the vehicle is able to ?Ready? On (key may need to be held over the ignition button), the Main Body ECU may require replacement.
