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Home >> Kia >> 2019 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC P2270-00: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 2) >> Component Inspection
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Component Inspection

Inspection Condition (+) Probe (-) Probe Reference
Connector Terminal Connector Terminal
  1. Ignition "ON", Engine "ON"
HO2S (B1/S2) harness connector 1 (Signal) Chassis ground 2 (Ground) figure below.
HO2S (B1/S2) harness connector 4 (Control) Chassis ground -
G12580497Courtesy of KIA MOTORS AMERICA, INC.

Good 

No Good