See also:

Use of MTBE
HYUNDAI 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. ...

ESC OFF usage
When driving • ESC should be turned on for daily driving whenever possible. • To turn ESC off while driving, press the ESC OFF button while driving on a flat road surface. Never press the ESC OFF ...

Fuel filter
A clogged filter can limit the speed at which the vehicle may be driven, damage the emission system and cause multiple issues such as hard starting. If an excessive amount of foreign matter accumu ...