What does code P0B47 mean?

Q: What does code P0B47 mean?

Hybrid/EV Battery Voltage Sense C Circuit Low. P0B47 indicates that the hybrid or electric vehicle's battery management system has detected an abnormally low voltage on the voltage sense circuit for battery module C. This circuit is used to monitor the voltage of a specific group of cells, and a low signal suggests a wiring fault, a poor connection, or an internal battery problem that prevents accurate voltage reading.

DTC codes / P0Bxx · Hybrid propulsion / P0B47

P0B47Hybrid/EV Battery Voltage Sense C Circuit Low

P0B47 indicates that the hybrid or electric vehicle's battery management system has detected an abnormally low voltage on the voltage sense circuit for battery module C. This circuit is used to monitor the voltage of a specific group of cells, and a low signal suggests a wiring fault, a poor connection, or an internal battery problem that prevents accurate voltage reading.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaHybrid propulsion

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.