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Home >> Kia >> 2015 >> Optima LX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) - 2.4L (Except HEV) >> DTC P0091: Fuel Pressure Regulator 1 Control Circuit Low >> Specification >> Signal Waveform & Data

Signal Waveform & Data

Fig 1: Scantool Data Of Fuel Pressure Regulator (Normal At Idle)
G07386191Courtesy of KIA MOTORS AMERICA, INC.
Fig 2: Scantool Data Of Fuel Pressure Regulator (Short To Ground)
G07386192Courtesy of KIA MOTORS AMERICA, INC.