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DTC codes / P2Exx · Hybrid propulsion / P2E84

P2E84Battery Charger B Input Voltage Sensor Circuit Range/Performance

P2E84 indicates that the battery charger B input voltage sensor circuit is reporting a voltage outside its expected range or is not performing correctly, as detected by the control module responsible for monitoring that charger. The computer compares the sensor signal against known limits and sets this code when the reading is implausible, erratic, or out of specification.

SystemPowertrain
Code typeGeneric (all makes)
SeverityMedium
Fix difficultyIntermediate
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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