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Home >> Hyundai >> 2017 >> Sonata Plug-In Hybrid >> Repair and Diagnosis >> External Pages >> Different car >> Section 279 (Engine Control System - 2.0L) >> Rail Pressure Sensor (RPS) >> Repair Procedures >> Inspection

Repair Procedures: Inspection

WARNING: This page is about a different car, the 2017 Hyundai Santa Fe Sport. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the GDS on the Data Link Connector (DLC).
  2. Measure the output voltage and fuel pressure of the RPS at idle and various engine speed.
    Pressure Output Voltage (V) [Vref=5V]
    bar [MPa (kgf/cm2 , psi)]
    0 0 (0, 0) 0.5
    140 14 (142, 2031) 2.5
    280 28 (286, 4061) 4.5
    Fig 1: Screen Display - Rail Pressure Sensor Signal Waveform
    G12055427Courtesy of HYUNDAI MOTOR AMERICA