Msa5m0501a_23, Gas station reference, Fuel – Subaru 2005 Impreza User Manual
Page 507: Fuel capacity, Engine oil, Engine oil capacity, Cold tire pressure, Fuel octane rating
GAS STATION REFERENCE
Fuel:
T
2.5-liter non-turbo models
Use only unleaded gasoline with an octane rating of 87 AKI
or higher.
T
2.0-liter turbo models
Use premium unleaded gasoline with an octane rating of 91
AKI or higher. If premium unleaded gasoline is not avail-
able, regular unleaded gasoline with octane rating of 87
AKI or higher may be temporarily used. For optimum en-
gine performance and driveability, it is required that you
use premium grade unleaded gasoline.
T
2.5-liter turbo models
Use premium unleaded gasoline with an octane rating of 93
AKI or higher. If premium unleaded gasoline with an octane
rating of 93 AKI is not available, premium unleaded gaso-
line with octane rating of 91 AKI or higher may be tempo-
rarily used. For optimum engine performance and driveabil-
ity, it is required that you use premium grade unleaded gas-
oline with an octane rating of 93 AKI or higher.
Fuel octane rating
This octane rating is the average of the Research Octane
and Motor Octane numbers and is commonly referred to as
the Anti Knock Index (AKI). Refer to “
Fuel
” section in this
manual.
Fuel capacity:
15.9 US gal (60 liters, 13.2 Imp gal)
Engine oil:
Use only API classification SL with the words “ENERGY
CONSERVING” and the New API certification mark (star-
burst mark) displayed on the container.
Engine oil capacity:
4.2 US qt (4.0 liters, 3.5 Imp qt)
Cold tire pressure:
*1: The recommended cold tire pressure for the 215/45R17 87W tire is not indicated on the vehicle placard attached to the
driver’s side B-pillar since this tire is a dealer option for the WRX. If your vehicle is equipped with 215/45R17 87W tires, be
sure to adjust them to the air pressure shown on this page.
Item
RS, RS sport package, WRX
WRX (option tire)
*1
WRX-STi
Tire size
P205/55R16 89V
215/45R17 87W
225/45R17 90W
Wheel size
16
× 6
1
/
2
JJ
17
× 7 JJ
17
× 8 JJ
Pressure
Front
32 psi (220 kPa, 2.2 kgf/cm
2
)
33 psi (230 kPa, 2.3 kgf/cm
2
)
36 psi (250 kPa, 2.5 kgf/cm
2
)
Rear
29 psi (200 kPa, 2.0 kgf/cm
2
)
32 psi (220 kPa, 2.2 kgf/cm
2
)
30 psi (210 kPa, 2.1 kgf/cm
2
)
Temporary
spare tire
Size
T135/70 D16
T135/70 D17
Pressure
60 psi (420 kPa, 4.2 kgf/cm
2
)