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Home >> Mercury >> 2008 >> Milan Base, 2.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1224 (Engine Cooling System) >> Removal And Installation >> Thermostat Housing - 4.0L SOHC >> 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 cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding .
  2. Remove the Air Cleaner (ACL) outlet pipe. For additional information, refer to INTAKE AIR DISTRIBUTION AND FILTERING .
  3. Remove the Throttle Body (TB). For additional information, refer to FUEL CHARGING AND CONTROLS - 4.0L SINGLE OVERHEAD CAMSHAFT (SOHC) .
  4. Disconnect the Engine Coolant Temperature (ECT) sensor electrical connector.
  5. Disconnect the upper radiator hose from the thermostat housing and position aside.
  6. Disconnect the heater inlet hose from the thermostat housing and position aside.
  7. Disconnect the bypass hose from the thermostat housing and position aside.
  8. Remove the 3 lower thermostat housing bolts and the thermostat housing.
    • To install, tighten to 12 Nm (106 lb-in).
  9. To install, reverse the removal procedure.
  10. Fill and bleed the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding .
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