Intake Manifold: Installation

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

NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris if found, install a new intake manifold. Failure to follow these instructions can result in engine damage.

Install the gaskets.

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Install the intake manifold and tighten the bolts.
Torque: 89 lb.in (10 Nm)

Fig 1: Intake Manifold Bolts Tightening Sequence
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Attach the engine wiring harness and vacuum hose retainers.

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- Connect the engine wiring harness electrical connectors and attach the harness and vacuum hose retainers.
- Slide the insulator down to cover the CHT electrical connector.
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Attach the wiring harness retainers.

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1. Position the vacuum harness pressure sensor and install the bolt.
  Torque: 62 lb.in (7 Nm)
2. Connect the wiring harness electrical connectors.
3. Attach the wiring harness and vacuum harness retainers.
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Connect the engine wiring harness electrical connectors and retainers.

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Connect the vacuum tube quick release couplings. Refer to: Quick Release Coupling 2.7L EcoBoost .

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- Position the PCV tube and connect the quick release couplings. Refer to: Quick Release Coupling 2.7L EcoBoost .
- Attach the PCV tube retainer. Refer to: Quick Release Coupling 2.7L EcoBoost .
- Connect the crankcase pressure sensor electrical connector.
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1. Slide the EVAP purge valve onto the intake manifold mounting tab.
2. Connect the EVAP purge valve electrical connector.
3. Connect the EVAP tube quick release coupling. Refer to: Quick Release Coupling 2.7L EcoBoost .
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- Install the PCV tube and connect the quick release couplings. Refer to: Quick Release Coupling 2.7L EcoBoost .
- Connect the throttle body electrical connector and wiring harness retainer.
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Install the upper CAC outlet pipe and tighten the clamps.
Torque: 48 lb.in (5.4 Nm)

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Install the upper RH CAC intake pipe. Refer to: Charge Air Cooler (CAC) Intake Pipe 2.7L EcoBoost .
1. Install the engine appearance cover and the nut.
  Torque: 42 lb.in (4.8 Nm)
2. Install the bolt.
  Torque: 93 lb.in (10.5 Nm)
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Connect the battery ground cable. Refer to: Battery Disconnect and Connect .