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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 95 (Engine Control System Diagnosis - 1.6L (1 Of 3) - Optima (Except HEV)) >> DTC P0030: HO2S Heater Control Circuit (Bank 1/Sensor 1) >> DTC Information >> DTC Description

DTC Description

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When the ECM detects an open in the HO2S (S1) heater control circuit, the ECM sets DTC P0030.