Lincoln Nautilus: Climate Control System - General Information / Cabin Heater Coolant Pump - 2.0L EcoBoost (184kW/250PS) – MI4. Removal and Installation

Special Tool(s) / General Equipment

Removal

NOTE: Removal steps in this procedure may contain installation details.

1.   WARNING: When releasing the cooling system pressure, cover the coolant expansion tank cap with a thick cloth.

   Remove the pressure relief cap.
   

1. With the vehicle in NEUTRAL, position it on a hoist.
   Refer to: Jacking and Lifting - Overview (100-02 Jacking and Lifting, Description and Operation).
   

1. Remove the bolts, the retainers and the front underbody shield.
   

1. Remove the retainers and the underbody shield.
   

1. Remove the retainers, bolts and the cooling module support panel.
   Torque: 18 lb.ft (24 Nm)

1. Loosen the clamp and position the CAC tube aside.
   Torque: 44 lb.in (5 Nm)

1. • Release the clamp and disconnect the CAC hose.
     
   • Disconnect the electrical connector and detach the wire retainer.
     

1. Loosen the clamp and remove the nuts and the CAC tube.
   Torque:
      1:   44 lb.in (5 Nm)
      2:   97 lb.in (11 Nm)

1. • Release the clamps and disconnect the heater inlet and outlet hoses.
     Use the General Equipment: Hose Clamp(s)
   • Disconnect the electrical connector and detach the wire retainers.
     
   • Position aside the wiring harness and the heater inlet and outlet hoses.
     

1. Remove the nuts and the cabin heater coolant pump.
   Torque: 80 lb.in (9 Nm)

Installation

1. To install, reverse the removal procedure.
   

1. Fill and bleed the cooling system.
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 2.0L EcoBoost (184kW/250PS) – MI4, General Procedures).