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Home >> Kia >> 2011 >> Optima SX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L >> 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 .
    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 AND EXHAUST SYSTEM .
  4. Disconnect the rail pressure sensor connector (A), and then remove the sensor (B) from the delivery pipe.
Fig 1: Rail Pressure Sensor & Connector
G07379750Courtesy of KIA MOTORS AMERICA, INC.