Maintenance and Specifications
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
for15secondswithoutcrankingtheengine.Iftheserviceengine
soon
indicatorblinkseighttimes,itmeansthatthevehicleisnot
readyforI/Mtesting;iftheserviceenginesoon indicatorstayson
solid,itmeansthatthevehicleisreadyforI/Mtesting.
TheOBD-IIsystemisdesignedtochecktheemissioncontrolsystem
duringnormaldriving.Acompletecheckmaytakeseveraldays.Ifthe
vehicleisnotreadyforI/Mtesting,thefollowingdrivingcycleconsisting
ofmixedcityandhighwaydrivingmaybeperformed:
15
20
minutesofsteadydrivingonanexpressway/highwayfollowedby
minutesofstop-and-godrivingwithatleastfour30-secondidle
periods.
Allowthevehicletositforatleasteighthourswithoutstartingthe
engine.Then,starttheengineandcompletetheabovedrivingcycle.The
enginemustwarmuptoitsnormaloperatingtemperature.Oncestarted,
donotturnofftheengineuntiltheabovedrivingcycleiscomplete.If
thevehicleisstillnotreadyforI/Mtesting,theabovedrivingcyclewill
havetoberepeated.
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| Categories | Ford Explorer Manuals, Ford Manuals |
|---|---|
| Model Year | 2009 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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