０６／０８／０８ １９：０８：２９ ３１ＳＶＡ６１０ ０２９１
EmissionsControls
ExhaustEmissionsControls
Theexhaustemissionscontrols
includethreeorfoursystems:PGM-
FI,ignitiontimingcontrol,exhaust
gasrecirculation(DX,LX,andEX),
andthreewaycatalyticconverter.
Thesesystemsworktogetherto
controltheengine’scombustionand
minimizetheamountofHC,CO,and
NOxthatcomesoutthetailpipe.The
exhaustemissionscontrolsystems
areseparatefromthecrankcaseand
evaporativeemissionscontrol
systems.
thencontrolshowmuchfueltoinject ReplacementParts
underalloperatingconditions. Theemissionscontrolsystemsare
designedandcertifiedtoworkto-
getherinreducingemissionsto
levelsthatcomplywiththeCleanAir
Act.Tomakesuretheemissions
remainlow,youshoulduseonlynew
Hondareplacementpartsortheir
equivalentforrepairs.Usinglower
qualitypartsmayincreasethe
IgnitionTimingControlSystem
Thissystemconstantlyadjuststhe
ignitiontiming,reducingtheamount
ofHC,CO,andNOxproduced.
ExhaustGasRecirculation(EGR)
System
OnDX,LXandEXmodels
emissionsfromyourvehicle.
Theexhaustgasrecirculation(EGR)
systemtakessomeoftheexhaust
gasandroutesitbackintotheintake
manifold.Addingexhaustgastothe
air/fuelmixturereducestheamount
ofNOxproducedwhenthefuelis
burned.
Theemissionscontrolsystemsare
coveredbywarrantiesseparatefrom
therestofyourvehicle.Readyour
warrantymanualformoreinforma-
tion.
PGM-FISystem
ThePGM-FIsystemusessequential
multiportfuelinjection.Ithasthree
subsystems:airintake,engine
control,andfuelcontrol.The
ThreeWayCatalyticConverter
powertraincontrolmodule(PCM)in
automatictransmissionvehiclesor
theenginecontrolmodule(ECM)in
manualtransmissionvehiclesuses
varioussensorstodeterminehow
muchairisgoingintotheengine.It
Thethreewaycatalyticconverteris
intheexhaustsystem.Through
chemicalreactions,itconvertsHC,
CO,andNOxintheengine’sexhaust
tocarbondioxide(CO),nitrogen
2
(N),andwatervapor.
2
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| Categories | Honda Civic Manuals, Honda Manuals |
|---|---|
| Tags | Honda Civic DX, Honda Civic DX-G, Honda Civic EX, Honda Civic LX, Honda Civic Si |
| Model Year | 2007 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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