Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSFORD2004ECONOLINE E150, VAN CARGO, 4.6 WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 4 (ENGINE 6.8L)DISASSEMBLY AND ASSEMBLY OF SUBASSEMBLIESINTAKE MANIFOLD ASSEMBLYASSEMBLY

2004 Ford Econoline E150, Van Cargo, 4.6 W

Intake Manifold Assembly: Assembly

2004 Ford Econoline E150, Van Cargo, 4.6 WSECTION Assembly

WARNING: This page is about a different variant/trim than selected.

Position a new lower intake manifold gasket and the upper intake manifold on the lower intake manifold and loosely install the bolts.

Fig 1: Positioning A New Lower Intake Manifold Gasket And Upper Intake Manifold On Lower Intake Manifold
Courtesy of FORD MOTOR CO.
Tighten the bolts in two stages, using the sequence shown.
- Stage 1: Tighten to 2 Nm (18 lb-in).
- Stage 2: Tighten to 10 Nm (89 lb-in).
Fig 2: Intake Manifold Bolt Tightening Sequence
Courtesy of FORD MOTOR CO.
Lubricate the new O-ring seals with engine oil.

Fig 3: Lubricating New O-Ring Seals With Engine Oil
Courtesy of FORD MOTOR CO.
Install the fuel injector supply manifold.
- Position the fuel injection supply manifold.
- Install the four bolts.
Fig 4: Installing Fuel Injection Supply Manifold
Courtesy of FORD MOTOR CO.
Install the engine coolant temperature (ECT) sensor.

Fig 5: Installing Engine Coolant Temperature (ECT) Sensor
Courtesy of FORD MOTOR CO.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.