Removal and Installation
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
All vehicles
- Release the pressure in the cooling system by slowly turning the pressure relief cap one-half turn counterclockwise. When the pressure is released, remove the pressure relief cap.
- Using hose clamp pliers, clamp the lower degas bottle hose.
- Using a suitable suction device, siphon the coolant from the degas bottle.
- Disconnect the degas bottle-to-radiator hose.
3.5L engines
- If equipped, detach the wiring harness retainer from the degas bottle.
- Disconnect the degas bottle-to-thermostat housing hose.
All vehicles
- Disconnect the lower degas bottle hose.
- Remove the nut, bolt and the degas bottle.
- To install, tighten to 9 Nm (80 lb-in).
- To install, reverse the removal procedure.
- Fill the degas bottle. Refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING in this service information for the recommended coolant mixture and fill level.
WARNING:
Always allow the engine to cool before opening the cooling system. Do not unscrew the coolant pressure relief cap when the engine is operating or the cooling system is hot. The cooling system is under pressure; steam and hot liquid can come out forcefully when the cap is loosened slightly. Failure to follow these instructions may result in serious personal injury.