STARTING AND OPERATING
363
Forbestresults,arefuelingpatternthatavoidsalternat-
ing between E-85 and unleaded gasoline is recom-
mended.
Selection Of Engine Oil For Flexible Fuel Vehicles
(E-85) and Gasoline Vehicles
WhetheroperatingthevehicleonanE-85ethanolfuelor
unleaded gasoline, the engine oil requirements are the
same.Referto“MaintenanceProcedures”inSection7of
this manual for the proper quality and viscosity engine
oil.
Whenyoudoswitchfueltypesitisrecommendedthat:
•
•
youdonotaddlessthan5gal(19L)whenrefueling
youdrivethevehicleimmediatelyafterrefuelingforat
least5mi(8km)
Starting
ThecharacteristicsofE-85fuelmakeitunsuitableforuse 5
whenambienttemperaturesfallbelow0°F(-18°C).Inthe
rangeof0°to32°F(-18°to0°C),youmayexperiencean
increaseinthetimeittakesforyourenginetostart,and
a deterioration in drivability (sags and/or hesitations)
untiltheengineisfullywarmedup.
Observing these precautions will avoid possible hard
starting and/or significant deterioration in drivability
duringwarmup.
NOTE:
Use seasonally adjusted E-85 fuel (ASTM
D5798).Withnon-seasonallyadjustedE-85fuel,youmay
experience hard starting and rough idle following start
up even if the above recommendations are followed,
especially when the ambient temperature is below 32°F
(0°C).
Cruising Range
Because E-85 fuel contains less energy per gallon/liter
than gasoline, you will experience an increase in fuel
| Categories | Jeep Grand Cherokee Manuals, Jeep Manuals |
|---|---|
| Model Year | 2009 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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