Engine Emission Control - 2.OL Duratec-HE
303-08B-3
(MI41 303-08B-3
DESCRIPTION AND OPERATION
Engine Emission Control
1 2 1 EGRvalve gasket I oxide exhaust emissions.
Item Description introduced to the incoming charge in the intake
1
The exhaust gas recirculation (EGR) system allows
intake manifold by the EGR valve.
Exhaust gas recirculation (EGR) valve
--
3
a measured quantity of exhaust gas to be directed The EGR valve is controlled by an input from the back
to the intake manifold. The exhaust gas is powertrain control module
manifold, where it dilutes the air fuel mixture and
lowers the peak gas temperature, reducing nitrogen
2006.0 Fiesta 1212006 G37563en
the cylinder head from the exhaust manifold to the
-
EGR outlet The exhaust gas
is drawn through a passage within
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