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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 80 (Engine Control System Diagnosis - 2.0L (6 Of 6)) >> DTC P2251-00: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1) >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Engine "ON". (warm up condition)
HO2S (Bank1, Sensor1) connector 1 (nernst voltage) HO2S (Bank1, Sensor1) connector 3 (virtual ground) Fig.1
HO2S (Bank1, Sensor1) connector 4 (trim resistor) HO2S (Bank1, Sensor1) connector 6 (pumping current)
G13507089Courtesy of KIA MOTORS AMERICA, INC.

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