Lincoln Corsair: Electronic Engine Controls - 2.0L EcoBoost (177kW/240PS) – MI4 / Removal and Installation - Cylinder Head Temperature 2 (CHT2) Sensor

Materials

Removal

NOTE: Removal steps in this procedure may contain installation details.

1. NOTICE: Do not pull the engine appearance cover forward or sideways to remove. Failure to press straight upward on the underside of the cover at the attachment points may result in damage to the cover or engine components.

   1. Remove the engine appearance cover nut.
      Torque: 42 lb.in (4.8 Nm)
   2. Place your hand under the engine appearance cover at each grommet location and pull straight up to release each grommet from the studs.
      
   3. After all of the grommets have been released from the studs, remove the appearance cover from the engine. If the engine appearance cover stud bolt is loosened or removed, it must be installed/tightened into the valve cover.
      Torque: 62 lb.in (7 Nm)

1. Remove the upper 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. NOTE: The exhaust manifold heat shields must be installed with the CHT (CHT2) sensor.

   Disconnect the electrical connector. Remove the CHT (CHT2) sensor and exhaust manifold heat shield.
   Torque: 97 lb.in (11 Nm)

Installation

1. To install, reverse the removal procedure.
   

1. 1. NOTE: Lubricating the grommets with silicone grease aids in the installation of the engine appearance cover, and any future removal and installation of the cover.

      Lubricate each grommet with silicone grease.
      Material: Motorcraft® Silicone Brake Caliper Grease and Dielectric Compound / XG-3-A (ESA-M1C200-A) (ESE-M1C171-A)
   2. If the engine appearance cover stud bolt is loosened or removed, it must be installed/tightened into the valve cover.
      Torque: 62 lb.in (7 Nm)
   3. Position the engine appearance cover onto the engine with the grommets aligned with the studs.
      
   4. Press down on the engine appearance cover at each grommet location to attach the grommets onto the studs.
      
   5. Install the engine appearance cover nut.
      Torque: 44 lb.in (5 Nm)