Maintenance and Specifications
amalfunction.TemporarymalfunctionsmaycausetheServiceengine
soon
indicatortoilluminate.Examplesare:
1.
2.
Thevehiclehasrunoutoffuel—theenginemaymisfireorrunpoorly.
Poorfuelqualityorwaterinthefuel—theenginemaymisfireorrun
poorly.
3.
Thefuelcapmaynothavebeensecurelytightened.SeeFuelfiller
capinthischapter.
4.
Drivingthroughdeepwater—theelectricalsystemmaybewet.
Thesetemporarymalfunctionscanbecorrectedbyfillingthefueltank
withgoodqualityfuel,properlytighteningthefuelcaporlettingthe
electricalsystemdryout.Afterthreedrivingcycleswithouttheseorany
othertemporarymalfunctionspresent,theServiceenginesoon
indicatorshouldstayoffthenexttimetheengineisstarted.Adriving
cycleconsistsofacoldenginestartupfollowedbymixedcity/highway
driving.Noadditionalvehicleserviceisrequired.
IftheServiceenginesoon
indicatorremainson,haveyourvehicle
servicedatthefirstavailableopportunity.Althoughsomemalfunctions
detectedbytheOBD-IImaynothavesymptomsthatareapparent,
continueddrivingwiththeServiceenginesoon
indicatoroncan
resultinincreasedemissions,lowerfueleconomy,reducedengineand
transmissionsmoothness,andleadtomorecostlyrepairs.
Readiness for Inspection/Maintenance (I/M) testing
Somestate/provincialandlocalgovernmentsmayhave
Inspection/Maintenance(I/M)programstoinspecttheemissioncontrol
equipmentonyourvehicle.Failuretopassthisinspectioncouldprevent
youfromgettingavehicleregistration.YourvehiclemaynotpasstheI/M
testiftheServiceenginesoon
indicatorisonornotworking
properly(bulbisburnedout),oriftheOBD-IIsystemhasdetermined
thatsomeoftheemissioncontrolsystemshavenotbeenproperly
checked.Inthiscase,thevehicleisconsiderednotreadyforI/Mtesting.
IftheServiceenginesoon
indicatorisonorthebulbdoesnot
work,thevehiclemayneedtobeserviced.RefertotheOnboard
diagnostics(OBD-II)descriptioninthischapter.
Ifthevehicle’sengineortransmissionhasjustbeenserviced,orthe
batteryhasrecentlyrundownorbeenreplaced,theOBD-IIsystemmay
indicatethatthevehicleisnotreadyforI/Mtesting.Todetermineifthe
vehicleisreadyforI/Mtesting,turntheignitionkeytotheonposition
239
2008
Focus(foc)
OwnersGuide
USA(fus)
| Categories | Ford Focus Manuals, Ford Manuals |
|---|---|
| Model Year | 2008 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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