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2019
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Optima EX
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System Diagnosis - 1.6L (2 Of 6) (Except HEV)
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DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1)
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DTC Information
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DTC Description
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DTC Description
If there is an abnormal response rate of HO2S under enable conditions, the ECM sets DTC P0133.