LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2017 >> Niro EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC P2251-00: O2 Sensor Reference Ground Circuit/Open (Bank 1 / Sensor 1) >> DTC Information >> DTC Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Description

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

scientia non olet · About LEMON Manuals