Thermostat Housing: Installation

WARNING: This page is about a different car, the 2016 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

1.

Install a new gasket and a new O-ring seal.
- Lubricate the O-ring seal with clean engine coolant.

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2.

Install a new gasket and a new O-ring seal.
- Lubricate the O-ring seal with clean engine coolant.

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3.

Position the thermostat housing and install the bolts.
- Stage 1: Tighten to 8 Nm (71 lb-in)
- Stage 2: Tighten an additional 45 degrees.

Fig 1: Thermostat Housing Tightening Sequence

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4.

Connect the hoses to the thermostat housing and position the clamps.

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5.

Remove the waterproof plastic from the accessory drive belts.

6.

Install the LH turbocharger-to-CAC tube bracket and the bolt.
- Tighten to 6 Nm (53 lb-in).

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7.

If equipped, connect the block heater electrical connector and clip the vapor tube to the retaining clip.

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8.

Install the turbocharger inlet tube and tighten the clamp.
- Tighten to 5.0 Nm (44 lb-in).

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9.

Install the turbocharger outlet tube and tighten the clamp. Secure the turbocharger outlet tube retainer.
- Tighten to 5.0 Nm (44 lb-in).

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10.

Connect the LH turbocharger outlet tube to the CAC and tighten the clamp.
- Tighten to 5.0 Nm (44 lb-in).

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11.

Install the lower air deflector and the retainers.

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12.
- 1.
  
  Connect the PCV tube.
- 2.
  
  Connect the PCV pressure sensor electrical connector.

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13.

Connect the turbocharger bypass tube and the quick connect couplings, refer to Fuel System General Information .

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14.

NOTE: Install the oil fill cap to prevent debris from falling into the engine.

Remove the oil fill cap and the engine appearance cover.
- Install the oil fill cap.

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15.

Install the Air Cleaner(ACL) outlet pipe. For additional information, refer to Intake Air Distribution and Filtering .

16.

Fill and bleed the engine cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding .