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Home >> Ford >> 2009 >> Explorer 4.6 8, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Engine Cooling System) >> Removal And Installation >> Thermostat - 5.4L (4V) >> Removal And Installation

Removal And Installation

WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding .
  2. Remove the 2 bolts and position aside the thermostat housing cover and hose assembly.
    • To install, tighten to 10 Nm (89 lb-in).
  3. Remove the O-ring seal and the thermostat.
    • Discard the O-ring seal.
  4. To install, reverse the removal procedure.
    • Lubricate the new O-ring seal with clean engine coolant.
  5. Fill and bleed the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding .