Lincoln Navigator: Fuel Tank and Lines - 3.5L EcoBoost (272kW/370PS) / Fuel Lines. Removal and Installation

Removal

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

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

1. Disconnect the battery ground cable.
   Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
   

1. Release the fuel system pressure.
   Refer to: Fuel System Pressure Release (310-00 Fuel System - General Information - 3.5L EcoBoost (272kW/370PS), General Procedures).
   

1. Remove the engine appearance cover retainers, release the engine appearance cover from the rear retainers and then remove the engine appearance cover.
   Torque: 97 lb.in (11 Nm)

1. • If equipped, remove the bolts.
     
   • Release the retainer and remove the transmission housing cover.
     

1. Release the quick connect coupling.
   

1. Release the retainer clip on the rear of the transmission and position aside the fuel supply line.
   

1. 
   
   • Disconnect the front fuel supply line-to-fuel tank fuel supply line quick connect coupling.
     Refer to: Quick Release Coupling (310-00 Fuel System - General Information - 3.5L EcoBoost (272kW/370PS), General Procedures).
     
   • Release the retainer clips.
     
   • Remove the fuel feed line from the bottom of the vehicle.
     

1. If equipped
   
   • Disconnect the front fuel supply line-to-fuel tank fuel supply line quick connect coupling.
     Refer to: Quick Release Coupling (310-00 Fuel System - General Information - 3.5L EcoBoost (272kW/370PS), General Procedures).
     
   • Release the retainer clips.
     
   • Remove the fuel feed line from the bottom of the vehicle.
     

Installation

1. To install, reverse the removal procedure.