Kia Optima: Gasoline containing alcohol and methanol - Fuel requirements - Introduction - Kia Optima TF 2011-2020 Owners ManualKia Optima: Gasoline containing alcohol and methanol

Gasohol, a mixture of gasoline and ethanol (also known as grain alcohol), and gasoline or gasohol containing 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 damage to the fuel system. Discontinue using gasohol of any kind if drivability problems occur. Vehicle damage or drivability problems may not be covered by the manufacturers 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

"E85" fuel is an alternative fuel comprised of 85 percent ethanol and 15 percent gasoline, and is manufactured exclusively for use in Flexible Fuel Vehicles. E85 is not compatible with your vehicle. Use of E85 may result in poor engine performance and damage to your vehicle's engine and fuel system. Kia recommends that customers do not use fuel with an ethanol content exceeding 10 percent.

Your New Vehicle Limited Warranty does not cover damage to the fuel system or CAUTION

Your New Vehicle Limited Warranty does not cover damage to the fuel system or any performance problems caused by the use of E85 fuel.

Never use gasohol which contains methanol. Discontinue use of any gasohol product CAUTION

Never use gasohol which contains methanol. Discontinue use of any gasohol product which impairs drivability.

Fuel requirements
Your new Kia vehicle is designed to use only unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher. Your new vehicle is designed to obtain maximum performa ...

Use of MTBE
Kia recommends avoiding fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight) in your vehicle. Fuel containing MTBE over 15.0% vol. (Oxygen Content 2.7% w ...

See also:

Seat belt warning (for drivers seat)
The driver's seat belt warning light and chime will activate to the following table when the ignition switch is in "ON" position. *1 Warning pattern repeats 11 times with an inter ...

Installation
Be sure to check the low pressure fuel hose quick-connector (A) is completely connected to the high pressure ...

Replacement
1. Disconnect the battery negative cable from the battery and then wait for at least 30 seconds. 2. Turn the steering wheel so that the front wheels can face straight ...

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