P0BFC
Drive Motor B Phase W Current Sensor Circuit High
Generic OBD-II
Common symptoms
What you'll notice
- Check and clean/reconnect all wiring connections related to the motor B phase W current sensor
- Inspect the motor B phase W current sensor for any damage or corrosion and replace if necessary
- Verify the power supply to the motor B phase W current sensor and ensure it is within the recommended range
- If all else fails, replace the motor B phase W current sensor itself
Common causes
Most likely first
- Faulty drive motor B phase W current sensor
- Wiring issue or loose connection in the drive motor B phase W current sensor circuit
- Malfunctioning drive motor controller
- Problem with the drive motor itself
- Electrical issue or malfunction in the vehicle's power supply system
How to diagnose & fix
Work through it in order
- The motor may experience intermittent or complete loss of power
- The vehicle may exhibit hesitation or difficulties when accelerating
Read & clear P0BFC yourself
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