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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 31 (Engine Control System Diagnosis (PHEV) (05 Of 10)) >> DTC P0420-00: Catalyst System Efficiency Below Threshold (Bank1) >> System Inspection >> O2 Sensor Inspection

O2 Sensor Inspection

WARNING: This page is about a different car, the 2024 Kia Sorento. 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, Sensor2) connector 1 (signal) HO2S (Bank1, Sensor2) connector 2 (ground) Fig.1
G14966614Courtesy of KIA MOTORS AMERICA, INC.

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