LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2019 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) (HEV) >> DTC P2251-00: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1) >> DTC Information >> DTC Description
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Description

The ECM monitors front O2 sensor reference voltage circuit (VN) and sets DTC P224300 if front O2 sensor signal stuck is detected.