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:
System Operation
System Diagram
Item
Description
1
BECM
2
DC/DC
3
ECM
4
BCM
5
AWD
6
GWM
7
ISC
8
APIM
9
BCMC
10
SOBDM
11
Transmission
12
Resolver Generator
13
Resolver Motor
14
Gear Shift Module
Network Message Chart - Inverter System Controller (ISC)
Broa..
Removal
WARNING:
Service actions on vehicles equipped with electronic brake
booster and electronic parking brakes may cause unexpected brake
application, which could result in injury to hands or fingers. Put the
brake system into service mode prior to servicing or removing any brake
components. Failure to follow this instruction may result in serious
personal injury.
NOTICE:
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