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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Delivery System >> High Pressure Fuel Pump >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Release the residual pressure in fuel line.

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

  2. Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
  3. Remove the high pressure fuel pump foam (A).
    Fig 1: Locating High Pressure Fuel Pump Foam
    G12293671Courtesy of KIA MOTORS AMERICA, INC.
  4. Remove the control wiring harness (A).
    Fig 2: Locating Control Wiring Harness
    G12293672Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the fuel line mounting bolts (A).
    Fig 3: Locating Fuel Line Mounting With Bolts
    G12293673Courtesy of KIA MOTORS AMERICA, INC.
  6. Disconnect the high pressure fuel control valve connector (A) and low pressure fuel feed tube quick-connector (B).
    Fig 4: Locating High Pressure Fuel Control Valve Connector & Low Pressure Fuel Feed Tube Quick-Connector
    G12293674Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the high pressure fuel pipe.

    (Refer to Fuel Delivery System - "FUEL LINE ")

  8. Remove the mounting bolts (A), and then remove the high pressure fuel pump (B) from the cylinder head assembly.

    High pressure fuel pump mounting bolt  :

    12.8 - 14.7 N.m (1.3 - 1.5 kgf.m, 9.4 - 10.9 lb.ft)

    NOTE: Unscrew in turns the two bolts in small steps (0.5 turns). When one of the two bolts is fully unscrewed while the other bolt still intact, the housing surface of the cylinder head may be broken due to tension of the pump spring.
    Fig 5: Locating High Pressure Fuel Pump Assembly With Bolts
    G12293675Courtesy of KIA MOTORS AMERICA, INC.