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Home >> Ford >> 2021 >> Transit-250 Base, Van Cargo Extended, 3.5L Eng VIN 8, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine - 3.5L ECOBOOST (235KW/320PS)) >> Removal And Installation >> Cylinder Head LH >> Removal

Cylinder Head LH: Removal

WARNING: This page is about a different variant/trim than selected.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
NOTE: If the cylinder head is replaced, a new secondary timing chain tensioner will need to be installed. Refer to Variable Camshaft Timing (VCT) Unit .
  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. Release the fuel system pressure. Refer to: Fuel System Pressure Release .
  3. Disconnect the battery ground cable. Refer to: Battery Disconnect and Connect - Vehicles With: Single Battery . Refer to: Battery Disconnect and Connect - Vehicles With: Dual Batteries .
  4. Remove the LH turbocharger. Refer to: Turbocharger LH .
  5. Install the transmission crossmember and the bolts.
    GFD564621Courtesy of FORD MOTOR COMPANY
  6. Remove the stand and the wooden block.

    Use the General Equipment: Wooden Block

    Use the General Equipment: Vehicle/Axle Stands

    GFD564622Courtesy of FORD MOTOR COMPANY
  7. Remove the LH camshafts. Refer to: Camshafts .
  8. NOTE: Do not use power tools to remove the bolt or damage to the upper LH timing chain guide may occur.

    Remove the bolt and the upper LH timing chain guide.

    GFD564623Courtesy of FORD MOTOR COMPANY
    • Disconnect the heater hose. Use the General Equipment: Hose Clamp Remover/Installer

    • Remove the bolts and the coolant crossover manifold and coolant inlet tube assembly.

    • Discard the gaskets.

    GFD564624Courtesy of FORD MOTOR COMPANY
  9. Loosen the flare nuts, remove the bolt and the high-pressure fuel tube.
    GFD564625Courtesy of FORD MOTOR COMPANY
  10. Disconnect the LH fuel charge harness electrical connector.
    GFD564626Courtesy of FORD MOTOR COMPANY
    • Detach the wiring harness retainer.

    • Remove the stud bolt and ground strap.

    • Disconnect the CMP sensors electrical connectors.

    GFD564627Courtesy of FORD MOTOR COMPANY
  11. Remove the bolts and the CMP sensors.
    GFD564628Courtesy of FORD MOTOR COMPANY
  12. NOTE: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations.

    Remove the valve tappets.

    GFD564629Courtesy of FORD MOTOR COMPANY
  13. Inspect and install new components as necessary.
    GFD564630Courtesy of FORD MOTOR COMPANY
  14. Remove and discard the M6 bolt.
    GFD564631Courtesy of FORD MOTOR COMPANY
  15. NOTE: Place clean shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    NOTE: Aluminum surfaces are soft and can be scratched easily. Never place the cylinder head gasket surface, unprotected, on a bench surface
    NOTE: The cylinder head bolts must be discarded and new bolts must be installed. They are tighten-to-yield designed and cannot be reused.

    • Remove and discard the bolts.

    • Remove the cylinder head.

    GFD564632Courtesy of FORD MOTOR COMPANY
  16. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. Use a plastic scraping tool to remove all traces of the head gasket.

    Make sure that the mating faces of the cylinder head are clean and free of foreign material.

    GFD564633Courtesy of FORD MOTOR COMPANY
  17. Remove and discard the cylinder head gasket.
    GFD564634Courtesy of FORD MOTOR COMPANY
  18. NOTE: Place clean, lint-free shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. Use a plastic scraping tool to remove all traces of the head gasket.

    Make sure that the mating faces of the engine block are clean and free of foreign material.

    GFD564635Courtesy of FORD MOTOR COMPANY
  19. Support the cylinder head on a bench with the head gasket side up. Check the cylinder head distortion and the cylinder block distortion. Refer to: Cylinder Head Distortion . Refer to: Cylinder Block Distortion .