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Home >> Kia >> 2015 >> Optima Limited >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) - 2.0L (Except HEV) >> DTC P2626: O2 Sensor Pumping Current Trim Circuit Open (Bank 1/Sensor 1) >> General Information >> DTC Description
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DTC Description

The PCM monitors the front HO2S pumping current trim circuit (VRC), if the front HO2S signal is stuck at 4.7V during fuel cut off the PCM sets DTC P2626.

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