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Home › Hyundai › 2013 › Elantra GT Automatic Trans › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (2 Of 2) › DTC P2237: O2 Sensor Pumping Current Circuit/Open (Bank 1 Sensor 1) › General Information › DTC Description

DTC Description

The PCM/ECM monitors front O2 sensor pumping current circuit (VIP) and sets DTC P2237 if front O2 sensor signal stuck is detected.