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DTC codes / P2Bxx · Hybrid propulsion / P2BE4

P2BE4Hybrid/EV Battery Pack Current Sensor C Circuit

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.

SystemPowertrain
Code typeGeneric (all makes)
SeverityHigh
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.

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