DTC P1BFC-A2: Battery Discharge Control Circuit System Voltage Low [12/2019 - 11/2023]: Description
WARNING: This page is about a different variant/trim than selected.
The motor generator ECU located in the inverter with converter assembly receives power from the IGCT power source line and discharge control power source line. A semiconductor switch is installed in the motor generator ECU to switch which is used to switch the discharge control power source line power source on and off.
The motor generator ECU outputs the following DTC when it detects a discharge control power source line wiring malfunction or a semiconductor switch stuck off malfunction.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate |
|---|---|---|---|---|---|
| P1BFC-A2 | Battery Discharge Control Circuit System Voltage Low | When the motor generator ECU is started, the discharge control BAT switch command flag is changed from OFF to ON after a certain period of time elapses, but the discharge control BAT voltage does not increase. (1 trip detection logic) |
|
Does not come on | Master Warning: Comes on |