P0B47 Hybrid Code: Hybrid Battery Voltage Sensor 'C' Circuit Low
P0B47 means a hybrid battery voltage sensor circuit (sensor "C") is reading low or irregular on a Toyota or Lexus hybrid.
What it usually means
A voltage sensor or its wiring is faulty, or modules in the pack are reading unevenly.
Common symptoms
- Hybrid warning light
- Reduced-power mode
- Voltage irregularities in the diagnostic data
What to do next
Have a hybrid specialist check the sensor, wiring, and module voltages before any parts are replaced.
Code Lookup Disclaimer: The explanations on this page are general and for information only. The same code can have different causes on different vehicles. Always confirm with a professional diagnosis before authorizing repairs or replacing parts.