Ford F150 Pickup. Instruction — part 938
Fig. 654: Disconnect RH Radio Frequency Interference Capacitor Electrical
Connector
Courtesy of FORD MOTOR CO.
16. Disconnect the knock sensor electrical connector.
17. Disconnect all necessary wiring ties or routing clips, remove the engine control sensor
wiring harness from the valve cover studs and position it aside.
NOTE:
RH shown, LH similar.
2003 Ford Pickup F150
2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup
Fig. 655: Removing Radio Interference Capacitors
Courtesy of FORD MOTOR CO.
18. Remove the nuts, the hose support and the two radio interference capacitors.
19. Remove the crankcase ventilation tube from the LH valve cover.
2003 Ford Pickup F150
2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup
Fig. 656: Removing Crankcase Ventilation Tube
Courtesy of FORD MOTOR CO.
20. Remove the LH valve cover.
Fully loosen the bolts and remove the valve cover.
Clean the valve cover mating surface of the cylinder head with silicone gasket remover
and metal surface prep. Follow the directions on the packaging.
Inspect the valve cover gasket. If the gasket is damaged, remove and discard the
gasket. Clean the valve cover gasket groove with soap and water or a suitable solvent.
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.
NOTE:
The bolts are part of the valve cover and should not be
removed.
2003 Ford Pickup F150
2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup
Fig. 657: Removing LH Valve Cover
Courtesy of FORD MOTOR CO.
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.
NOTE:
The bolts are part of the valve cover and should not be
removed.
NOTE:
Windsor engine shown; Romeo engine similar.
2003 Ford Pickup F150
2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup
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