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Home >> Genesis >> 2024 >> G80 2.5T Advanced >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.5L >> Injector >> Repair Procedures >> Removal >> GDI Injector
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GDI Injector

  1. Release the Residual Pressure in Fuel Line.

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

  2. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  3. Remove the Air Cleaner.

    (Refer to Engine Mechanical System - "AIR CLEANER ")

  4. Remove the Intake Manifold.

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

  5. Disconnector the injector foam (A).
    G15547427Courtesy of HYUNDAI MOTOR AMERICA
  6. Disconnect the ignition coil connector (A).
  7. Remove the ignition coil foam (B).
    G15547428Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the high pressure fuel pipe bracket installing bolt (A), and remove the flange nut (B).

    Tightening torque: 

    A: 9.8 - 11.7 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.6 lb-ft)

    B: 26.4 - 32.3 N.m (2.7 - 3.3 kgf.m, 19.5 - 23.8 lb-ft)

    G15547429Courtesy of HYUNDAI MOTOR AMERICA
    G15547430Courtesy of HYUNDAI MOTOR AMERICA
  9. Remove the high pressure fuel pipe flange nut (A).
  10. After remove the installing bolt (B), remove the delivery pipe & injector assembly.

    Tightening torque 

    A: 26.4 - 32.3 N.m (2.7 - 3.3 kgf.m, 19.5 - 23.8 lb-ft)

    B: 18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.3 lb-ft)

    G15547431Courtesy of HYUNDAI MOTOR AMERICA
  11. Disconnect the injector & rail sensor connector (A).
    G15547432Courtesy of HYUNDAI MOTOR AMERICA
  12. Remove the injector from the fuel rail (A) after releasing the fixing clip both side as shown below.
    G15547433Courtesy of HYUNDAI MOTOR AMERICA