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Home >> Ford >> 2021 >> Explorer Limited Hybrid, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (Engine - 3.3L DURATEC-V6) >> Removal And Installation >> Lower Intake Manifold >> Removal

Lower Intake Manifold: Removal

WARNING: This page is about a different variant/trim than selected.
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. Remove the port injection fuel rail. Refer to: Port Injection Fuel Rail .
  3. Drain the cooling system. Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding .
  4. Remove the bolts and position the thermostat housing aside.
    GFD511895Courtesy of FORD MOTOR COMPANY
  5. Inspect the O-ring seal and replace if necessary.
    GFD511896Courtesy of FORD MOTOR COMPANY
  6. Discard the coolant tube O-rings seal.
    GFD511897Courtesy of FORD MOTOR COMPANY
  7. Disconnect the coolant tube from the lower intake manifold.
    GFD511898Courtesy of FORD MOTOR COMPANY
  8. Remove the bolts and the lower intake manifold.
    GFD511899Courtesy of FORD MOTOR COMPANY
    • Visually inspect the lower intake manifold gaskets for nicks, cuts and abrasions. If these conditions are not present, the gaskets may be re-used.

    • Clean and inspect all sealing surfaces.

GFD511900Courtesy of FORD MOTOR COMPANY