Maintenance and Specifications
•
•
Decreasedenginecoolantconcentrationsbelow40%will
decreasethefreezeprotectioncharacteristicsoftheengine
coolantandmaycauseenginedamage.
Refertothechartonthecoolantcontainertoensurethe
coolantconcentrationinyourvehiclewillprovideadequate
protectionatthetemperaturesinwhichyoudrive.
Vehiclesdrivenyear-roundinnon-extremeclimatesshouldusea50/50
mixtureofenginecoolantanddistilledwaterforoptimumcoolingsystem
andengineprotection.
What you should know about fail-safe cooling (if equipped)
Iftheenginecoolantsupplyisdepleted,thisfeatureallowsthevehicleto
bedriventemporarilybeforeincrementalcomponentdamageisincurred.
The“fail-safe”distancedependsonambienttemperatures,vehicleload
andterrain.
Howfail-safecoolingworks
Iftheenginebeginstooverheat:
•
Theenginecoolanttemperature
gaugewillmovetothered(hot)
area.
H
•
•
The
willilluminate.
andthe
symbol
C
The“ServiceEngineSoon”
indicatorlightwillilluminate.
Iftheenginereachesapresetover-temperaturecondition,theengine
willautomaticallyswitchtoalternatingcylinderoperation.Eachdisabled
cylinderactsasanairpumpandcoolstheengine.
Whenthisoccursthevehiclewillstilloperate.However:
•
•
Theenginepowerwillbelimited.
Theairconditioningsystemwillbedisabled.
Continuedoperationwillincreasetheenginetemperature:
•
•
Theenginewillcompletelyshutdown.
Steeringandbrakingeffortwillincrease.
Oncetheenginetemperaturecools,theenginecanbere-started.Take
yourvehicletoaservicefacilityassoonaspossibletominimizeengine
damage.
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| Categories | Ford F-150 F-250 F-350 F-450 F-550 Manuals, Ford Manuals |
|---|---|
| Tags | Ford F-150 |
| Model Year | 2003 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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