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Home >> Hyundai >> 2021 >> Sonata SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.5L (Except HEV) >> Injector >> Repair Procedures >> Removal >> MPI Injector

MPI 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. Disconnect the injector connector (A).
    G14629239Courtesy of HYUNDAI MOTOR AMERICA
  4. Disconnect the fuel feed quick-connector (A).
    G14629240Courtesy of HYUNDAI MOTOR AMERICA
    G14629241Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • Open the clamp cover (A) before disconnecting the quick-connector. (If the clip is applied)
      G14629242Courtesy of HYUNDAI MOTOR AMERICA
    • When removing the quick-connnector with the clip removing tool (A), be careful not to damage the plastic clip (B).
    • If the clip is damaged, it can cause a fuel leak due to bad connection and could result in a fire.
    G14629243Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the delivery pipe after loosening the mounting bolt (A).

    Tightening Torque: 

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

    G14629244Courtesy of HYUNDAI MOTOR AMERICA
  6. Remove the injector from the delivery pipe (A) after releasing the fixing clip both side as shown below.
G14629245Courtesy of HYUNDAI MOTOR AMERICA
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