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2017
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Optima Plug-In Hybrid EX
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Diagnosis (1 Of 3) (PHEV)
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DTC P0191-00: Fuel Rail Pressure Sensor 'A' Circuit Range Performance
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DTC Information
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DTC Description
DTC Description
P019100 is set when the Fuel Rail Pressure Signal is too high or low.