See also:

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...

Emission Control System
Your Hyundai is equipped with an emission control system to meet all requirements of the U.S. Environmental Protection Agency or California Air Resources Board. There are three emission control sys ...

AUX, USB AND iPod® PORT
If your vehicle has an aux and/or USB(universal serial bus) port or iPod port, you can use an aux port to connect audio devices, a USB port to plug in a USB, and an iPod port to plug in an iPod. ...