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Home >> Hyundai >> 2025 >> Kona SEL, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0 (13 Of 15) >> DTC P2251-00: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1) >> DTC Information >> DTC Description

DTC Description

If there is no sensor response in the Upstream oxygen sensor virtual ground circuit (Vg), the PCM will set DTC P225100.

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