Lower Intake Manifold: Installation

WARNING: This page is about a different car, the 2012 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris if found, install a new intake manifold. Failure to follow these instructions can result in engine damage.

Using new lower intake manifold gaskets, install the lower intake manifold and the 10 bolts and tighten in the sequence shown in illustration.
- Tighten to 10 Nm (89 lb-in).
  
  Fig 1: Identifying Lower Intake Manifold Bolts Tightening Sequence
  Courtesy of FORD MOTOR CO.
Connect the heater hose to the lower intake manifold.
Using a new thermostat housing gasket and coolant tube O-ring seal, install the thermostat housing and the 4 bolts and tighten in the sequence shown in illustration in 2 stages.
- Stage 1: Tighten to 8 Nm (71 lb-in).
- Stage 2: Tighten an additional 45 degrees.
  
  Fig 2: Identifying Thermostat Housing Bolts Tightening Sequence
  Courtesy of FORD MOTOR CO.
Connect the 6 fuel injector electrical connectors.
Install the LH and RH fuel rail noise insulator shields.
Connect the fuel tube-to-fuel rail quick connect coupling. For additional information, REFER to FUEL SYSTEM - GENERAL INFORMATION .
Install the upper intake manifold. For additional information, refer to UPPER INTAKE MANIFOLD .
Connect the battery ground cable. For additional information, REFER to BATTERY, MOUNTING AND CABLES .
Remove the waterproof plastic from accessory drive belts.
Fill and bleed the cooling system. For additional information, REFER to ENGINE COOLING .