octane KIA Opirus 2004 1.G Owner's Manual

Driving tips25FUEL REQUIREMENTSGasoline engine (unleaded)Your new Kia vehicle is designed to
use only unleaded fuel with a mini-
mum Octane Rating of 87 Anti-
Knock Index (AKI).✽ ✽NOTICENEVER USE LEADED FUEL. The
use of leaded fuel is detrimental to
the catalytic converter and will
damage the engine control system’s
oxygen sensor and affect emission
control.
Never add any fuel system cleaning
agents to the fuel tank other than
what Kia has specified. (Consult an
Authorized Kia Dealer for details.)
Gasoline containing alcohol
and methanolGasohol, a mixture of gasoline and
ethanol (also known as grain alco-
hol), and gasoline or gasohol con-
taining methanol (also known as
wood alcohol) are being marketed
along with or instead of leaded or
unleaded gasoline.
Do not use gasohol containing more
than 10% ethanol, and do not use
gasoline or gasohol containing any
methanol. Either of these fuels may
cause drivability problems and dam-
age to the fuel system.
Discontinue using gasohol of any
kind if drivability problems occur. Vehicle damage or driveability prob-
lems may not be covered by the
manufacturer’s warranty if they result
from the use of:
1. Gasohol containing more than
10% ethanol.
2. Gasoline or gasohol containing methanol.
3. Leaded fuel or leaded gasohol.
✽ ✽ NOTICENever use gasohol which contains
methanol. Discontinue use of any
gasohol product which impairs dri-
vability.
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