Lincoln Navigator: Engine Cooling - 3.5L EcoBoost (272kW/370PS) / Transmission Fluid Heater Coolant Control Valve. Removal and Installation

Special Tool(s) / General Equipment

Removal

1. 
   
   

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

   Release the cooling system pressure by slowly turning the degas bottle cap 2 turns.
   

1. Remove the RH CAC intake pipe.
   Refer to: Charge Air Cooler (CAC) Intake Pipe (303-12 Intake Air Distribution and Filtering - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
   

1. Disconnect the coolant control valve electrical connector.
   

1. Clamp off the coolant control valve hoses.
   

1. Release the clamps and disconnect the coolant hoses.
   Use the General Equipment: Hose Clamp Remover/Installer

1. Release the tab and remove the transmission fluid heater coolant control valve.
   

Installation

1. To install, reverse the removal procedure.
   

1. Fill and bleed the cooling system without using a vacuum cooling system filler.
   Refer to: Cooling System Draining, Vacuum Filling and Bleeding (303-03 Engine Cooling - 3.5L EcoBoost (272kW/370PS)) .