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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 141 (Engine Cooling System) >> Removal And Installation >> Thermostat and Thermostat Housing - Exploded View >> Thermostat Housing >> Removal and Installation

Removal and Installation

WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. For additional information, refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .
  2. Remove the air cleaner assembly. For additional information, refer to INTAKE AIR DISTRIBUTION & FILTERING .
  3. Disconnect the degas bottle-to-thermostat housing hose and position aside.
  4. Disconnect the throttle body-to-thermostat housing hose and position aside.
  5. Disconnect the upper radiator-to-thermostat housing hose and position aside.
  6. Disconnect the bypass tube-to-thermostat housing hose and position aside.
  7. Disconnect the heater hose from the thermostat housing and position aside.
  8. Disconnect the lower radiator-to-thermostat housing hose and position aside.
  9. Remove the 2 bolts and the thermostat housing.
    • Discard the O-ring seal.
    • To install, tighten to 10 Nm (89 lb-in).
  10. To install, reverse the removal procedure.
    • Install a new O-ring on the thermostat housing and lubricate with clean engine coolant.
  11. Fill and bleed the cooling system. For additional information, refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING .