DTC codes / P2Bxx · Hybrid propulsion / P2BE4
P2BE4 indicates that the hybrid or electric vehicle's battery pack current sensor C circuit has a problem, such as an abnormal voltage, open circuit, or short. The battery energy control module monitors this sensor to manage power flow and protect the high-voltage battery, and it sets the code when the signal falls outside the expected range.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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