LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2017 >> Optima EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.4L (Except HEV) >> Injector >> Repair Procedures >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Repair Procedures: Installation

Fig 1: Combustion Seal, Rubber Washer, Support Disc And O-Ring
G12146906Courtesy of KIA MOTORS AMERICA, INC.
  1. Combustion seal
  2. Rubber washer
  3. Support disc
  4. O-ring
CAUTION:
  • Do not reuse the used injector fixing clip.
  • Install the component with the specified torques.
  • Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
  • Apply engine oil to the injector O-ring.
  • Do not reuse the used injector O-ring.
  • Do not reuse the used bolt.
  • When inserting the injector, be careful not to damage the injector tip.
CAUTION:
  • Do not reuse the support disc.
  • Do not reuse the injector rubber washer.
  • When replacing the rubber washer, the steal plate (A) part should be faced the cylinder installation part and the rubber plate (B) part should be faced the injector body part.
Fig 2: Locating Steal Plate And Rubber Plate
G12146907Courtesy of KIA MOTORS AMERICA, INC.
CAUTION:
  • Do not reuse the combustion seal.
CAUTION:
  • When tightening the delivery pipe installation bolts, tighten them in accordance with the order (→ → →) after tightening with hand-screwed torque.
Fig 3: Delivery Pipe Installation Bolts Tightening Sequence
G12146908Courtesy of KIA MOTORS AMERICA, INC.
  1. Installation is reverse of removal.
scientia non olet · About LEMON Manuals