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Home >> Kia >> 2023 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (7 Of 9) >> DTC P2196-00: O2 Sensor Signal Stuck Rich (Bank 1 Sensor 1) >> DTC Information >> DTC Description
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DTC Description

DTC is displayed when the signal characteristics of the front oxygen sensor are excessively varied or the signal between the front oxygen sensor and the rear oxygen sensor is abnormal.

  1. Front oxygen sensor signal lean + rear oxygen sensor signal rich + air-fuel ratio control value limit reached: P219500
  2. Front oxygen sensor signal rich + rear oxygen sensor signal lean + air-fuel ratio control value limit reached: P219600
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