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Home >> Kia >> 2017 >> Optima SX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L (Except HEV) >> Injector >> Repair Procedures >> Removal
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Repair Procedures: Removal

WARNING: In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel. So don't do any repair work right after engine stops.
  1. Release the residual pressure in fuel line.

    (Refer to the Fuel Delivery System - Repair Procedures - "RELEASE RESIDUAL PRESSURE IN FUEL LINE ")

  2. Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
  3. Remove the Intake Manifold.

    (Refer to Engine Mechanical System - "INTAKE MANIFOLD ")

  4. Remove the delivery pipe & injector assembly.

    (Refer to Fuel Delivery System - "DELIVERY PIPE ")

  5. Remove the fixing clip (A), and then separate the injector from the delivery pipe.
    Fig 1: Removing Fixing Clip
    G12145766Courtesy of KIA MOTORS AMERICA, INC.