Repair Procedures: Removal

2017 Hyundai Santa Fe SE, FWDSECTION Removal
WARNING: In case of removing the high pressure fuel pump, high pressure fuel pipe, delivery pipe, and injector, there may be injury caused by leakage of the high pressure fuel. So don't do any repair work right after engine stops.
  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Release the residual pressure in fuel line.

    (Refer to "RELEASE RESIDUAL PRESSURE IN FUEL LINEΒ ")

    CAUTION: When removing the fuel pump relay, a Diagnostic Trouble Code (DTC) may occur.
    Delete the code with the GDS after completion of "Release Residual Pressure in Fuel Line" work.
  3. Remove the pump foam (A).
    G12034152Courtesy of HYUNDAI MOTOR AMERICA
  4. Disconnect the fuel pressure control valve connector (A) and the fuel feed tube quick-connector (B).
    G12034153Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the intake manifold.

    (Refer to "INTAKE MANIFOLD ")

  6. Remove the injector foam (A).
    G12034154Courtesy of HYUNDAI MOTOR AMERICA
  7. Remove the high pressure fuel pipe.
    1. Remove the high pressure pipe flange nut in order of A, B with the special service tool [SST No.: 09314-3V100]
      G12034155Courtesy of HYUNDAI MOTOR AMERICA
      G12034156Courtesy of HYUNDAI MOTOR AMERICA
      G12034157Courtesy of HYUNDAI MOTOR AMERICA
    2. Remove the high pressure pipe bracket bolt (A).
      G12034158Courtesy of HYUNDAI MOTOR AMERICA
    3. Remove the function block installation bolt (A).
    G12034159Courtesy of HYUNDAI MOTOR AMERICA
  8. Remove the installation bolts (A), and then remove the high pressure fuel pump (B) from the cylinder head assembly.
    CAUTION: Unscrew in turn the two bolts in small step (0.5 turns). In case of fully unscrewing one of the two bolts with the other bolt installed, the housing surface of the cylinder head may be broken because of tension of the pump spring.
    G12034160Courtesy of HYUNDAI MOTOR AMERICA
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.