Lincoln Navigator: Electrical Distribution / Ethernet Module Communications Network
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
If installing a new module, it is necessary to
upload the module configuration information to the scan tool prior to
removing the module...
System Operation
System Diagram
NOTE:
The system diagrams include all component options. Some components may not be equipped on the vehicle.
Ethernet Communication Network
*...
Other information:
Removal
Release the fuel system pressure.
Refer to: Fuel System Pressure Release (310-00 Fuel System - General
Information - 3.5L EcoBoost (272kW/370PS), General Procedures).
Remove the intake manifold.
Refer to: Intake Manifold (303-01 Engine - 3...
Inspection
NOTE:
Dropped spark plugs should always be discarded.
Unfired
An unfired spark plug should appear very clean
with a pure nickel finish to the threads and ground strap. The center
electrode ceramic insulator surface is often a matte or dull finish and
pure white in color...