Ford Escape: Evaporative Emissions / Description and Operation - Evaporative Emissions - Overview
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
-
Fuel Tank Pressure (FTP) sensor and tube
-
Easy Fuel™ (capless) fuel tank filler pipe
-
Fuel vapor vent valve (FVVV) / Refueling valve (RV)
-
Fuel tank isolation valve (FTIV) / Tank pressure control (TPC)
-
EVAP leak detection pump
System Operation
System Diagram
Item
Description
1
Intake manifold
2
EVAP canister purge valve
3
Fresh air hose
4
EVAP leak detection pump
5
EVAP canister
6
Fuel tank
7
Fuel pump and sender unit
8
Fuel tank isolation valve (also known as Tank Pressure Control Valve - TPC )
..
Other information:
Special Tool(s) /
General Equipment
303-476
(T94P-9472-A)
Socket, Exhaust Gas Oxygen SensorTKIT-1994-LM/MTKIT-1994-FTKIT-1994-FLM/FM
Floor Crane
Adjustable Mounting Arm
Hose Clamp Remover/Installer
Fluid Container
Powertrain Jack
Wooden Block
Materials
Name
Specification
Motorcraft® High Temperature Nickel Anti-Seize LubricantXL-2
-
..
How Does the Lane Keeping System Work
The lane keeping system uses a forward
looking camera mounted on the windshield
to monitor vehicle movement within the
travel lane.
When the camera detects a drift out of the
travel lane, the lane keeping system alerts
the driver by vibrating the steering wheel,
or aids the driver by providing a small
steering input to move the vehicle back
into the tr..