Lower Intake Manifold
Lower Intake ManifoldMaterial:
Material
Removal and Installation
1. Remove the upper intake manifold.
2. Drain the cooling system.
3. Disconnect the fuel line spring lock couplings.
4. Remove the exhaust gas recirculation (EGR) system module tube.
5. Remove the 2 generator bracket nuts, 2 bolts and the bracket.
^ To install, tighten to 10 Nm (89 inch lbs.).
6. Remove the 2 generator bracket studs.
^ To install, tighten to 25 Nm (18 ft. lbs.).
7. Disconnect the coolant crossover tube and position it aside.
^ Discard the used O-rings.
^ To install, lubricate the new O-rings with Motorcraft Premium Gold Engine Coolant VC-7-A (in California and Oregon VC-7-13, in Canada VC-7-C) or equivalent (yellow color) WSS-M971351-A1.
8. Disconnect the 4 engine harness retainers from he lower intake manifold.
9. Disconnect the fuel rail pressure sensor vacuum hose and electrical connector.
10. Disconnect the intake manifold runner control (IMRC) motor electrical connector.
11. Disconnect the 8 fuel injector electrical connectors.
12. NOTE: Replace the intake manifold gaskets if necessary.
Remove the lower intake manifold bolts and the manifold.
^ To install, hand tighten, then tighten to 10 Nm (89 inch lbs.) in the sequence shown.
13. To install, reverse the removal procedure.
14. Fill and bleed the cooling system.