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
303-1625Socket, Spark Plug
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Refer to: Ignition Coil-On-Plug (303-07A Engine Ignition - 1.5L EcoBoost (132kW/180PS) – I3 (Y1), Removal and Installation).
Use compressed air to remove any foreign material in the spark plug well before removing ..
Special Tool(s) /
General Equipment
Wooden Block
DISASSEMBLY
NOTICE:
Failure to follow the instructions below may result in damage to the TPMS .
NOTICE:
The TPMS
sensor is mounted to the valve stem. Removal of the valve stem
requires dismounting the tire from the wheel and removal of the TPMS sensor.
NOTE:
Use only the Digital Tire Pressure Gauge any time tire
pressures ..