Lincoln Navigator: Evaporative Emissions - 3.5L EcoBoost (272kW/370PS) / Evaporative Emissions - Overview. Description and Operation
Overview
The EVAP
system prevents hydrocarbon emissions from entering the atmosphere by
storing fuel vapors and routing the vapors to the engine to be consumed
during normal engine operation.
The EVAP system consists of:
-
EVAP canister
-
EVAP canister purge valve
-
EVAP canister vent solenoid
-
Fuel Tank Pressure (FTP) sensor and tube
-
Easy Fuel (capless) fuel tank filler pipe
System Operation
System Diagram
Item
Description
1
LH Valve cover
2
Air Cleaner outlet pipe
3
EVAP canister purge valve
4
Upper intake manifold
5
PCV
6
RH valve cover
7
EVAP canister
8
Vapor blocking valve
9
Fuel Tank Pressure (F..
Other information:
Special Tool(s) /
General Equipment
Interior Trim Remover
Removal
NOTE:
Right hand (RH) shown, left hand (LH) similar.
NOTE:
Removal steps in this procedure may contain installation details.
Remove the second row seat.
Refer to: Second Row Seat (501-10B Second Row Seats, Removal and Installation).
Release the retainers an..
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 - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
Disconnect the FRP sensor..