Removal and Installation

All engines 

1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING article.
2. Drain the cooling system. For additional information, refer to COOLING SYSTEM DRAINING, FILLING AND BLEEDING  in this service information.
3. If equipped, remove the 7 screws and the underbody cover.
   Fig 1: Locating Underbody Cover Mounting Screws

   Courtesy of FORD MOTOR CO.

   2.5L engine 

4. Position the block heater heat shield aside.

   3.5L engine 

5. Remove the RH catalytic converter. For additional information, refer to EXHAUST SYSTEM -- FUSION, MILAN & MKZ article.
6. Remove the block heater heat shield.

   All engines 

NOTE: Make sure that the block heater wiring is routed and secured away from rotating or hot components, or damage to the wiring can occur.
7. Disconnect the block heater electrical connector.
8. Remove the block heater.
   • To install, tighten to 40 Nm (30 lb-ft).
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  in this service information.