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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) (PHEV) >> DTC P2237-00: O2 Sensor Pumping Current Circuit/Open (Bank 1 Sensor 1) >> DTC Information >> DTC Description
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DTC Description

The PCM monitors front O2 sensor pumping current circuit(VIP) and sets DTC P223700 if front O2 sensor signal stuck is detected.

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