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Home >> Ford >> 2018 >> Focus SEL, 4D Hatchback >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine - 2.3L ECOBOOST (257KW/350PS) - Mi4) >> Removal And Installation >> Cylinder Head >> Installation

Cylinder Head: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Install the new lower cylinder head studs and new turbocharger gasket.

    Torque

    : 150 lb.in (17 Nm)

    GFD266344Courtesy of FORD MOTOR COMPANY
  2. Install the new cylinder head gasket.
    GFD266345Courtesy of FORD MOTOR COMPANY
  3. NOTE: Do not allow silicone sealant in or near the high-pressure oil feed hole. Any restriction in the high-pressure oil feed may result in engine damage.
    NOTE: The cylinder head must be installed within 10 minutes of applying the sealant.

    Apply a 8 mm (0.31 in) drop of silicone sealant at positions shown.

    Material

    : Motorcraft® Silicone Gasket and Sealant / TA-30 (WSE-M4G323-A4)

    GFD266346Courtesy of FORD MOTOR COMPANY
  4. NOTE: When removing or installing the cylinder head, use care to prevent excessive movement of the turbocharger. Excessive movement may cause damage to the turbocharger oil return tube resulting in an engine oil leak.

    1. Slide the cylinder head and studs into the turbocharger.
    2. Align the cylinder head to the locating dowels in the cylinder block and install.

    GFD265832Courtesy of FORD MOTOR COMPANY
  5. Install the new cylinder head bolts and tighten in sequence shown.

    Torque

    :Stage 1: 62 lb.in (7 Nm) Stage 2: 133 lb.in (15 Nm) Stage 3: 41 lb.ft (55 Nm) Stage 4: 90° Stage 5: 90°

    Fig 1: Cylinder Head Bolts Tightening Sequence
    GFD265833Courtesy of FORD MOTOR COMPANY
  6. NOTE: Make sure that the components are installed to the position noted before removal.

    Lubricate with clean engine oil and install the valve tappets.

    GFD266337Courtesy of FORD MOTOR COMPANY
  7. Position the water outlet and install the bolts.

    Torque

    : 89 lb.in (10 Nm)

    GFD265821Courtesy of FORD MOTOR COMPANY
  8. Connect the CHT sensor wiring harness electrical connector.
    GFD265820Courtesy of FORD MOTOR COMPANY
  9. Position the ground wire and install the bolt.

    Torque

    : 106 lb.in (12 Nm)

    GFD265819Courtesy of FORD MOTOR COMPANY
  10. Connect the fuel injector and the FRP sensor electrical connectors.
    GFD266339Courtesy of FORD MOTOR COMPANY
    • Install the fuel rail insulator shield.

    • Attach the wiring harness retainers.

    • Connect and attach the fuel rail electrical connector.

    GFD266338Courtesy of FORD MOTOR COMPANY
  11. Install the new upper cylinder head studs.

    Torque

    : 150 lb.in (17 Nm)

    GFD266347Courtesy of FORD MOTOR COMPANY
    1. Install the new lower turbocharger nuts.

      Torque

      : 37 lb.ft (50 Nm)

    2. Install the new upper turbocharger nuts.

      Torque

      : 37 lb.ft (50 Nm)

    GFD266348Courtesy of FORD MOTOR COMPANY
  12. Install the following items:

    1. Install the camshafts. Refer to: Camshafts  .
    2. Install the intake manifold. Refer to: Intake Manifold  .

  13. NOTE: Be prepared to collect escaping fluid.

    • Remove the oil pan drain bolt and drain the engine oil. Use the General Equipment: Oil Drain Equipment

    • Install the oil pan drain bolt.

      Torque

      : 20 lb.ft (27 Nm)

    GFD266349Courtesy of FORD MOTOR COMPANY
  14. Remove and discard the engine oil filter. Use the General Equipment: Oil Drain Equipment
    GFD266350Courtesy of FORD MOTOR COMPANY
  15. NOTE: Component must be lubricated with clean engine oil.

    Lubricate the oil filter seal with clean engine oil and install.

    Torque

    :Stage 1: 71 lb.in (8 Nm) Stage 2: 180°

    GFD266351Courtesy of FORD MOTOR COMPANY
  16. NOTE: Make sure that fluid level is to the MAX mark.

    Refer to: Specifications  .

    GFD265835Courtesy of FORD MOTOR COMPANY
    1. NOTE: Lubricating the grommets with silicone grease will aid in the installation of the engine appearance cover, and any future removal and installation of the cover.

      Lubricate each grommet with silicone grease.

    2. Position the engine appearance cover onto engine with the grommets aligned with the studs.
    3. Press down on the engine appearance cover at each grommet location to attach the grommets onto the studs.
    GFD265854Courtesy of FORD MOTOR COMPANY
  17. Install the battery tray. Refer to: Battery Tray .
  18. Fill the cooling system. Refer to: Cooling System Draining, Vacuum Filling and Bleeding .
  19. Install the cowl panel grille. Refer to: Cowl Panel Grille .