Removing
1. Disconnect the battery ground wire. Refer to procedure: Specifications (414-00 Charging system - General information, Specifications).
2. Remove the engine cover. Refer to Procedure: Engine Cover - 2.2L Duratorq - Td4 (501-05 Interior trim, Removal and installation).
3. Raise and support the vehicle.
WARNING: Do not work on or under a vehicle supported only by a jack. Be sure to install reliable supports under the car.
4. Drain the coolant from the cooling system. Refer to Procedure: Drain/Fill Coolant and Bleed Cooling System (303-03B Engine Cooling - 2.2L Duratorq - Td4, General Procedures).
5. Remove the air filter assembly. Refer to Procedure: Air Filter (303-12A Intake air distribution and filtration - 3.2L NA - I6, Removal and installation).
6.
The o-ring can be reused if it is not damaged. Prepare to collect leaking coolant.
7.
NOTE: Remove the o-ring and discard it.
8.
NOTE: Discard gasket.
Installation
1. Install the engine coolant temperature sensor (ECT).
2. Install the thermostat housing. Dock the engine coolant temperature sensor electrical connector (ECT).
Make sure the gaskets are installed correctly. Clean mating surfaces of foreign material.
NOTE: Install a new gasket.
3. Fix a collector of a cooling liquid on a branch pipe of the case of the thermostat. Tightening torque: 8 Nm
4. Install the studs. Tightening torque: 7 Nm
5. Fasten the thermostat housing. Tightening torque: 8 Nm
6. Connect the heater outlet pipe.
7. Attach the wiring harness support bracket. Tightening torque: 8 Nm
8. Connect the coolant hoses to the thermostat housing.
9. Install the engine cover. Refer to Procedure: Engine Cover - 2.2L Duratorq - Td4 (501-05 Interior trim, Removal and installation).
10. Install the air filter assembly. Refer to Procedure: Air Filter (303-12A Intake air distribution and filtration - 3.2L NA - I6, Removal and installation).
11. Connect a wire of weight to the accumulator. Refer to procedure: Specifications (414-00 Charging system - General information, Specifications).
12. Fill the cooling system with coolant and remove from air systems. Refer to Procedure: Drain/Fill Coolant and Bleed Cooling System (303-03B Engine Cooling - 2.2L Duratorq - Td4, General Procedures).
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