FixVault
Home › Lincoln › 2012 › MKX AWD › Repair and Diagnosis › External Pages › Different car › Section 1848 (Engine Mechanical - 3.5L) › In-Vehicle Repair › Lower Intake Manifold › Removal

Lower Intake Manifold: Removal

WARNING: This page is about a different car, the 2012 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
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: It is not necessary to remove the fuel rail from the intake manifold assembly.
  1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING .
  2. Release the fuel system pressure. For additional information, refer to FUEL SYSTEM - GENERAL INFORMATION .
  3. Drain the cooling system. For additional information, refer to ENGINE COOLING .
  4. Remove the upper intake manifold. For additional information, refer to UPPER INTAKE MANIFOLD .
  5. Remove the Air Cleaner (ACL) assembly. For additional information, refer to INTAKE AIR DISTRIBUTION & FILTERING .
  6. Disconnect the 6 fuel injector electrical connectors.
  7. Disconnect the fuel supply tube-to-fuel rail quick connect coupling. For additional information, refer to the quick connect coupling procedure in FUEL SYSTEM - GENERAL INFORMATION .
  8. Remove the 2 thermostat housing-to-lower intake manifold bolts.
  9. Remove the 10 bolts and the lower intake manifold.
    • Remove and discard the intake manifold and thermostat housing gaskets.
    • Clean and inspect all sealing surfaces.
About FixVault