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Home >> Genesis >> 2023 >> GV80 3.5T Advanced >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 3.5L >> Injector >> Repair Procedures >> Installation
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Repair Procedures: Installation

  1. Install in the reverse order of removal.
    NOTE:
    • When tightening the high pressure fuel pipe flange nut, use a special tool (09314-3V100) or a wrench torque wrench.
      G14728743Courtesy of HYUNDAI MOTOR AMERICA
      G14728744Courtesy of HYUNDAI MOTOR AMERICA
    • Do not reuse the used injector fixing clip.
    • Do not reuse the used high pressure fuel pipe.
    • Careful not to deform the high pressure fuel pipe shape.
    • Do not tilt the torque wrench when tightening the nut.
    • Observe the work order and tightening torque when assembling.
    • After assembly of the high pressure fuel pipe, check for leaks.

    [GDI Injector] 
    • When removing/re-installing the injector, be careful not to allow the foreign substances to enter the cylinder.
    • If foreign substances has entered the cylinder/intake manifold, immediately remove them.
    • When removing/re-installing the injector, clean the cylinder head hole (removal of carbon deposits using a brush).
    • re-install the injector after replacing/assembling the consumable parts among the injector components using the HDEV 6 toolset.
    • Remove the fixing ring when re-installing the injector.
    • Be careful not to apply oil/grease/lubricant to the injector tip seal.
    • Apply engine oil to the injector O-ring.
    • Do not use the dropped part.
    • When inserting the injector, be careful not to damage the end of the injector.
      G14728745Courtesy of HYUNDAI MOTOR AMERICA
    • When inserting the support disc, inserting the support disk so that the slanted surfaces are in contact with each other.
      G14766481Courtesy of HYUNDAI MOTOR AMERICA

    [MPI Injector] 
    • Do not reuse the used injector O-ring.
    • Apply engine oil to the injector O-ring.
    • When inserting the injector, be careful not to damage the injector tip.
      G14766482Courtesy of HYUNDAI MOTOR AMERICA