What does code P2AE2 mean?

DTC codes / P2Axx · Hybrid propulsion / P2AE2

P2AE2Intake Air O2 Sensor Pumping Current Trim Circuit High Bank 1

P2AE2 indicates that the engine control module has detected an abnormally high current in the trim circuit for the intake air oxygen sensor's pumping current on bank 1. The sensor's internal feedback loop is not responding as expected, so the module cannot accurately regulate the sensor's operation.

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.