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Home >> Kia >> 2019 >> Soul Base, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (1 Of 3) >> DTC P0192: Fuel Rail Pressure Sensor Circuit Low Input >> Component Inspection >> FRPS Performance Inspection

FRPS Performance Inspection

  1. Ignition "OFF".
  2. Using oscilloscope, connect CH A probe to FRPS signal terminal (Pin No. 2) of FRPS connector and CH B probe to TPS1 signal terminal (Pin No. 6) of FRPS connector.
  3. Warm up the engine to normal operating temperature.
  4. Measure signal waveform of FRPS and TPS1 together by stepping on and off the accelerator pedal.

    Specification:  Refer to Signal Waveform & Data below

    Fig 1: Scantool Display - Signal Waveform & Data (During Acceleration)
    G12211959Courtesy of KIA MOTORS AMERICA, INC.
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