Lincoln Corsair: Engine - 2.0L EcoBoost (177kW/240PS) – MI4 / Removal and Installation - Valve Cover

Special Tool(s) / General Equipment

	205-153 (T80T-4000-W) Handle
	303-1687 Installer, VCT Solenoid Seal

Materials

Removal

NOTICE: 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.

1. With the vehicle in NEUTRAL, position it on a hoist.
   Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation).
   

1. Release the fuel system pressure.
   Refer to: Fuel System Pressure Release (310-00B Fuel System - General Information - 2.3L EcoBoost (199kW/270PS), General Procedures).
   

1. Remove the air cleaner outlet pipe.
   Refer to: Air Cleaner Outlet Pipe (303-12A Intake Air Distribution and Filtering - 2.0L EcoBoost (177kW/240PS) – MI4, Removal and Installation).
   

1. Remove the oil level indicator.
   

1. Remove the following items:
   1. Remove the ignition coil-on-plugs.
      Refer to: Ignition Coil-On-Plug (303-07A Engine Ignition - 2.0L EcoBoost (177kW/240PS) – MI4/2.0L EcoBoost (184kW/250PS) – MI4, Removal and Installation).
      
   2. Remove the high-pressure fuel pump.
      Refer to: High-Pressure Fuel Pump (303-04B Fuel Charging and Controls - 2.3L EcoBoost (199kW/270PS), Removal and Installation).
      

1. Position the EVAP canister purge valve tubes aside.
   

1. • Detach the fuel tube retainer.
     
   • Remove the nut and position the fuel tube and bracket aside.
     

1. • Disconnect the MAPT sensor wiring harness electrical connector.
     
   • Disconnect the KS wiring harness electrical connector.
     
   • Detach the wiring harness retainers.
     

1. Detach the wiring harness retainers from the front cover stud bolts.
   

1. Slide the insulator up and disconnect the CHT sensor wiring harness electrical connector.
   

1. • Disconnect the wiring harness electrical connectors.
     
   • Detach the wiring harness retainers.
     
   • Position the wiring harness aside.
     

1. 1. Remove the coolant tube bracket bolt.
      
   2. Remove the coolant tube bolt and the bracket.
      

1. Loosen the fasteners and remove the valve cover.
   

1. Remove and discard the valve cover gaskets.
   

1. NOTE: The VCT solenoid seals should only be replaced if they are damaged.

   • Inspect the VCT oil control solenoid seals for damage.
     
   • If damaged, using the special tools, remove and discard the VCT oil control solenoid seals.
     Use Special Service Tool: 205-153 (T80T-4000-W)  Handle. , 303-1687  Installer, VCT Solenoid Seal.

1. NOTICE: 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 which make leak paths.

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

1. NOTICE: 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 which make leak paths.

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

Installation

1. NOTE: Installation of new seals is only required if damaged seals were removed during removal.

   If removed, using the special tools, install the VCT oil control solenoid seals.
   Use Special Service Tool: 205-153 (T80T-4000-W)  Handle. , 303-1687  Installer, VCT Solenoid Seal.

1. Install a new valve cover gaskets.
   

1. Apply a 5.5 mm (0.22 in) bead of silicone sealant in the 4 places shown.
   Material: Motorcraft® High Performance Engine RTV Silicone / TA-357 (WSE-M4G323-A6)

1. NOTE: The valve cover must be secured within 10 minutes of silicone gasket application. If the valve cover is not secured within 10 minutes, the sealant must be removed and the sealing area cleaned.

   Install the valve cover and tighten the fasteners in sequence shown.
   Torque: 97 lb.in (11 Nm)

1. 1. Install the coolant tube bracket and the bolt.
      Torque: 97 lb.in (11 Nm)
   2. Install the coolant tube bracket bolt.
      Torque: 53 lb.in (6 Nm)

1. • Position the wiring harness.
     
   • Attach the wiring harness retainers.
     
   • Connect the wiring harness electrical connectors.
     

1. Connect the CHT sensor wiring harness electrical connector and slide the insulator down.
   

1. Attach the wiring harness retainers to the front cover stud bolts.
   

1. • Attach the wiring harness retainers.
     
   • Connect the KS wiring harness electrical connector.
     
   • Connect the MAPT sensor wiring harness electrical connector.
     

1. • Position the fuel tube and bracket and install the nut.
     Torque: 89 lb.in (10 Nm)
   • Attach the fuel tube retainer.
     

1. Position the EVAP canister purge valve tubes back to there original position.
   

1. Install the following items:
   1. Install the high-pressure fuel pump.
      Refer to: High-Pressure Fuel Pump (303-04B Fuel Charging and Controls - 2.3L EcoBoost (199kW/270PS), Removal and Installation).
      
   2. Install the ignition coil-on-plugs.
      Refer to: Ignition Coil-On-Plug (303-07A Engine Ignition - 2.0L EcoBoost (177kW/240PS) – MI4/2.0L EcoBoost (184kW/250PS) – MI4, Removal and Installation).
      

1. Install the oil level indicator.
   

1. Install the air cleaner outlet pipe.
   Refer to: Air Cleaner Outlet Pipe (303-12A Intake Air Distribution and Filtering - 2.0L EcoBoost (177kW/240PS) – MI4, Removal and Installation).
   

1. Pressurize the fuel system.
   Refer to: Fuel System Pressure Release (310-00B Fuel System - General Information - 2.3L EcoBoost (199kW/270PS), General Procedures).