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Rio SX
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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 Of 3)
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DTC P0090: Fuel Pressure Regulator 1 Control Circuit/Open
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General Information
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Signal Waveform & Data
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Signal Waveform & Data
Fig 1: Screen Display - Normal Waveform Of FPR At Idle
Courtesy of KIA MOTORS AMERICA, INC.