2003 SUBARU IMPREZA Owners Manual

GAS STATION REFERENCE
Fuel: 2.5 Liter models: Use only unleaded gasoline with an octane
rating of 87 AKI or higher.
2.0 Liter (Turbo) models:
Use premium unleaded gasoline with an oc-
tane rating of 91 AKI or higher. If premium un-
leaded gasoline is not available, regular un-
leaded gasoline with octane rating of 87 AKI
or higher may be temporarily used. For opti-
mum engine performance and driveability, it
is recommended that you use premium grade
unleaded gasoline. Fuel octane rating: This octane rating is the average of the Re-
search Octane and Motor Octane numbers
and is commonly referred to as the AntiKnock 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 or SJ with the
words
“ENERGY CONSERVING ”
or the New API certification mark (starburst
mark) displayed on the container.
Engine oil capacity: Non turbo models: 4.2 US qt (4.0 liters, 3.5 Imp qt)
Turbo models: 4.8 US qt (4.5 liters, 4.0 Imp qt)
Cold tire pressure:See the label located under the driver ’s door
latch.