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 ...

Features
There are no separate trim levels for the Sonata Hybrid, which comes with a slew of standard features and just one option package. Standard are cloth seats, 16-inch alloy wheels, low-rolling-resis ...