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Home › Kia › 2012 › Optima SX › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (3 Of 3) - 2.0L › DTC P2237: O2 Sensor Pumping Current Circuit Open (Bank 1/Sensor 1) › General Information › DTC Description

DTC Description

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

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