Ford F150 Pickup. Instruction — part 987

4. Remove the engine noise shield.

Fig. 829: Removing Engine Noise Shield - 5.4L
Courtesy of FORD MOTOR CO.

5. Remove the water crossover tube.

Inspect and install new gaskets as necessary.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 830: Removing Water Crossover Tube - 5.4L
Courtesy of FORD MOTOR CO.

6. Inspect all external and internal surfaces of the intake manifold.

Inspect for cracks or other damage.

Inspect for foreign material inside of the manifold.

Clean the intake manifold with a suitable cleaner.

Assembly

1. Install the water crossover tube.

CAUTION: If the engine has been internally damaged and metal or

other foreign material has entered the manifold, it is
recommended the manifold be discarded.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 831: Installing Water Crossover Tube - 5.4L
Courtesy of FORD MOTOR CO.

2. Install the engine noise shield.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 832: Installing Engine Noise Shield - 5.4L
Courtesy of FORD MOTOR CO.

NOTE:

Lubricate the O-ring seals with clean engine oil, to aid
installation.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup