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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.4L (Except HEV) >> Rail Pressure Sensor (RPS) >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Release the residual pressure in fuel line (Refer to "RELEASE RESIDUAL PRESSURE IN FUEL LINE " in this procedure).
    CAUTION: When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the GDS after completion of "Release Residual Pressure in Fuel Line" work.
  3. Remove the intake manifold (Refer to "INTAKE & EXHAUST SYSTEM " in EM procedure).
  4. Remove the delivery pipe foam (A).
    Fig 1: Removing Delivery Pipe Foam
    G11995494Courtesy of HYUNDAI MOTOR AMERICA
  5. Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.
Fig 2: Disconnecting Rail Pressure Sensor Connector
G11995495Courtesy of HYUNDAI MOTOR AMERICA
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