Navigator 4WD V8-5.4L VIN 5 (2006)
19. Disconnect the LH and RH knock sensor (KS) electrical connectors.
20. Remove the nut and disconnect the engine wiring harness retainer from the CMCV stud.
21. CAUTION: 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. Use a plastic scraping tool to remove all traces of old sealant.
Remove the intake manifold and discard the gaskets.
^
Inspect and clean the sealing surfaces with silicone gasket remover and metal surface prep. Follow the directions on the packaging.
Installation
1. NOTE: Electrical and vacuum harnesses must not restrict movement of the CMCV control rods at rear of the intake manifold. Use extreme care
on installation of the intake manifold to prevent any pinching of electrical and vacuum harnesses.
Using new intake manifold gaskets, position the intake manifold.
2. Using new gaskets, position the coolant crossover and install the 3 bolts.
^
Tighten to 10 Nm (89 inch lbs.).
3. Install the intake manifold bolts and tighten in 2 stages, in the sequence shown.
^
Stage 1: Tighten to 2 Nm (18 inch lbs.).
^
Stage 2: Tighten to 10 Nm (89 inch lbs.).
4. Connect the engine wiring harness retainer to the CMCV stud and install the nut.
^
Tighten to 10 Nm (89 inch lbs.).
5. Connect the CMCV electrical connector.
