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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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Testing & Diagnosis
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Engine Control System Diagnosis - 1.6L (2 Of 6) (Except HEV)
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DTC P0130: O2 Sensor Circuit (Bank 1/Sensor 1)
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Component Inspection
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Visual Check (HO2S (S1)
Visual Check (HO2S (S1)
Ignition "OFF" and disconnect HO2S (S1) connector.
Check that HO2S (S1) is contaminated or damaged by foreign materials.