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Prius Three
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Repair and Diagnosis (Single Page)
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Engine Control System (Diagnostic Codes & Circuit Tests) (Except Plug-In)
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SFI System
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DTC P3190: Poor Engine Power; DTC P3191: Engine does not Start [10/2013 - ]
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Typical Enabling Conditions
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Typical Enabling Conditions
P3190 AND P3191
Monitor runs whenever following DTCs not present
None
Fuel cut operation
Not operated
Engine speed
650 rpm or more (varies with engine coolant temperature)