2005 Hyundai Elantra Owner's Manual - Page 13

1 FEATURES OF YOUR HYUNDAI 2 FUEL RECOMMENDATIONS B010A03A-AAT B010B01A-AAT B010D01A-AAT Use Unleaded Gasoline What About Gasohol? Gasohol (a mixture of 90% unleaded gasoline and 10% ethanol or grain alcohol) may be used in your Hyundai. However, if your engine develops driveability problems, the use of 100% unleaded gasoline is recommended. Fuels with unspecified quantities of alcohol, or alcohols other than ethanol, should not be used. Do Not Use Methanol Fuels containing methanol (wood alcohol) should not be used in your Hyundai. This type of fuel can reduce vehicle performance and damage components of the fuel system. ! CAUTION: UNLEADED FUEL ONLY B010A03E B010C01A-AAT Use of MTBE Hyundai recommends that fuels containing MTBE (Methyl Tertiary Butyl Ether) over 15.0% vol. (Oxygen Content 2.7% weight) should not be used in your Hyundai. Fuel containing MTBE over 15.0% vol. (Oxygen Content 2.7% weight) may reduce vehicle performance and produce vapor lock or hard starting. Unleaded gasoline with a Pump Octane Rating of 87 (Research Octane Number 91) or higher must be used in your Hyundai. Your Hyundai's 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.). ! CAUTION: o Do not "TOP-OFF" after the first nozzle shut off when refueling. o The fuel cap must be tightened at least 3 clicks, otherwise " " light may illuminate.