Ford Fusion: Evaporative Emissions - 1.5L EcoBoost (118kW/160PS) – I4 / 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
-
EVAP blocking valve
-
Fuel vapor tubes
-
Easy Fuel (capless) fuel tank filler pipe
System Operation
Refer to the PC/ED manual section 1 Description and Operation.
System Diagram
Item
Description
1
Valve cover
2
Turbocharger inlet pipe
3
Air cleaner (ACL) outlet pipe
4
Vapor ejector
5
Turbocharger to CAC (Charge Air Cooler) tube
6
Dual check valve
7
EVAP (Evaporative Emission) canister pur..
Other information:
Removal
NOTE:
LH side shown, RH side similar.
Remove the rear door window control switch.
Remove the rear door window control switch bezel assembly.
Disconnect the rear door window control switch electrical connector.
NOTE:
This step is only necessary when installing a new component.
Remove the rear door window control s..
System Operation
Engine coolant flows primarily from the engine to the radiator circuit
and back to the coolant pump. Coolant is sent from the coolant pump
through the engine block and cylinder head. A separate circuit from the
engine also feeds the heater core and turbocharger with coolant. The
coolant pump, operated by engine rotation through the accessory drive
belt, circulates the ..