Home >> Hyundai >> 2022 >> Sonata SE >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.5L (Except HEV) (12 Of 13) >> DTC P2626-00: O2 Sensor Pumping Current Trim Circuit/Open (Bank 1 Sensor 1) >> Troubleshooting >> Diagnostic Flowchart