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DTC codes / P2Axx · Hybrid propulsion / P2AE6

P2AE6Intake Air O2 Sensor Negative Current Control Circuit Open Bank 1

P2AE6 indicates that the powertrain control module has detected an open circuit in the negative current control path for the intake air oxygen sensor on bank 1. This sensor is used to monitor oxygen content in the intake air stream, and the open circuit prevents the module from accurately controlling the sensor's heater current.

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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