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Intake Manifold: Installation

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
  1. 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.
    NOTE: Clean the sealing surfaces with metal surface prep. Follow the directions on the packaging. Inspect the mating surfaces.

    Using new gaskets, install the intake manifold.

    • Tighten the 6 intake manifold bolts in the sequence shown below in 2 stages.
      • Stage 1: Tighten to 10 Nm (89 lb-in).
      • Stage 2: Tighten an additional 45 degrees.
        G08338363
  2. Install the 4 fuel rail bolts.
    • Tighten in the sequence shown below in 3 stages.
      • Stage 1: Hand tighten.
      • Stage 2: Tighten to 10 Nm (89 lb-in).
      • Stage 2: Tighten an additional 90 degrees.
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  3. Position the heater hoses and attach the heater hose retainer.
    G08338360
  4. Attach the 4 wiring harness retainers to the rear of the intake manifold.
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  5. NOTE: The 4 LH fuel injector electrical connectors are shown, the 4 RH fuel injector electrical connectors are similar.

    Connect the 8 fuel injector electrical connectors.

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  6. Install the LH and RH fuel rail insulators.
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  7. Connect the vacuum tube to the intake manifold.
    G08338369
  8. Connect the fuel supply tube. For additional information, refer to the quick connect coupling procedure in FUEL SYSTEM - GENERAL INFORMATION .
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  9. Install the crankcase ventilation tube. For additional information, refer to the quick connect coupling procedure in FUEL SYSTEM - GENERAL INFORMATION .
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  10. Connect the Evaporative Emission (EVAP) purge valve tube and electrical connector. For additional information, refer to the quick connect coupling procedure in FUEL SYSTEM - GENERAL INFORMATION .
    • Attach the EVAP  tube retainer to the fuel rail.
      G08338353
  11. Connect the TB  electrical connector.
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  12. Install the Air Cleaner (ACL) outlet pipe. For additional information, refer to INTAKE AIR DISTRIBUTION AND FILTERING .
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