Fuel requirements
Your new vehicle is designed to use only unleaded fuel having an Octane Rating of RON (Research Octane Number) 92 / AKI (Anti- Knock Index) 87 or higher. (Do not use methanol blended fuels)
Your new vehicle is designed to obtain maximum performance with UNLEADED FUEL, as well as mini- mize exhaust emissions and spark plug fouling.

NEVER 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 has been specified. (Consult an authorized Kia dealer for details.)

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Do not "top off" after the nozzle automatically shuts off when refueling.
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Always check that the fuel cap is installed securely to prevent fuel spillage, especially in the event of an accident.
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 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, engine control system and emission control system.
Discontinue using gasohol of any kind if drivability problems occur.
Vehicle damage or drivability problems may not be covered by the manufacturer's warranty if they result from the use of:
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Gasohol containing more than 10% ethanol.
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Gasoline or gasohol containing methanol.
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Leaded fuel or leaded gasohol.

Never use gasohol which contains methanol. Discontinue use of any gasohol product which impairs drivability
Other fuels
Using fuels that contain Silicone (Si), MMT (Manganese, Mn), Ferrocene (Fe), and Other metallic additives, may cause vehicle and engine damage or cause misfiring, poor acceleration, engine stalling, catalyst melting, clogging, abnormal corrosion, life cycle reduction, etc.
Also, the Malfunction Indicator Lamp (MIL) may illuminate.

Damage to the fuel system or performance problems caused by the use of these other fuels may not be covered by your New Vehicle Limited Warranty.
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% weight) may reduce vehicle performance and produce vapor lock or hard starting.

Your New Vehicle Limited Warranty may not cover damage to the fuel system and any performance problems that are caused by the use of fuels containing methanol or fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight.)
Do not use methanol
Fuels containing methanol (wood alcohol) should not be used in your vehicle. This type of fuel can reduce vehicle performance and damage components of the fuel system, engine control system and emission control system.
Fuel Additives
Kia recommends that you use unleaded gasoline which has an Octane Rating of RON (Research Octane Number) 92 / AKI (Anti- Knock Index) 87 or higher.
For customers who do not use good quality gasoline including fuel additives regularly, and have problems starting or the engine does not run smoothly, one bottle of additives added to the fuel tank at every 5,000 km. Additives are available from your authorized Kia dealer along with information on how to use them.
Do not mix other additives.
Gasolines for cleaner air
To help contribute to cleaner air, Kia recommends that you use gasolines treated with detergent additives, which help prevent deposit formation in the engine. These gasolines will help the engine run cleaner and enhance performance of the Emission Control System.
Operation in foreign countries
If you are going to drive your vehicle in another country, be sure to:
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Observe all regulations regarding registration and insurance.
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Determine that acceptable fuel is available.