See also:

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 ...

4WD lock system
4WD lock system (With Electronic Control 4WD) (If installed) This 4WD system is designed for dividing the power ratio automatically in normal driving conditions. During off-road or low-friction d ...

Hybrid-ness
Before I get into the performance and technology aspects of what makes the Sonata Hybrid tick, I've got to point out the fact that the Sonata Hybrid looks dramatically different from its gasoline- ...