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Home >> Kia >> 2017 >> Forte5 LX >> Repair and Diagnosis >> External Pages >> Different car >> Section 258 (Engine Control System Diagnosis (6 Of 6)) >> DTC P2251-00: O2 Sensor Reference Ground Circuit/Open (Bank 1 / Sensor 1) >> DTC Information >> DTC Description

DTC Description

WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.

The ECM monitors Front O2 Sensor reference voltage circuit (VN) and sets DTC P2243 if Front O2 Sensor signal stuck is detected.